Autor:        Dátum: 15. novembra 2021

test batterie samsungtest batterie samsung

2. Help us to make recommendations for you by updating your product preferences. Home » Batteries » . Best Samsung Galaxy Note 4 OEM Replacement Battery For Extended Life Span. An inside look at Samsung's new battery tests. The battery was bought from my reliable supplier ( Queen Battery ) and tested with ZKETECH EBC-A20 and a self-made battery holder. Trouvé à l'intérieur – Page 51Idéal pour la gent féminine qui ne jure que par les téléphones miniatures comme les Samsung S300 ou les Motorola C350. On apprécie l'absence d'antenne externe, ... La batterie au lithium (BST-30) a tenu 240 heures lors de notre test ! We tested the Exynos processor, which gave the S9 and S9+ the best overall performance we have ever tested. A Samsung representative at Best Buy can set up a personal demonstration for your next galaxy device. receive personalized care through our 24/7 Customer. , our Samsung representative at Best Buy, want to know about you to set up a personal demonstration on your next galaxy device. Before each discharging cycle each battery was charged at standard charge current mentioned in its datasheet to charge end voltage. Trouvé à l'intérieur – Page 39Sensibilité GSM 900 MHz DCS 1800 MHz Samsung SGH-E360E Le haut débit à PETIT PRIX Sagem my401X ... Ce test ne serait pas complet sans préciser que le SGH-ZV30 bénéficie de tous les outils nécessaires pour communiquer avec vos ... Perhaps my solution will resolve your battery drainage. , our Samsung representative, wants to know about you so they can assist you better. Sorry, there is insufficient stock for your cart. Trouvé à l'intérieur – Page 26Une autre très bonne carte très résistante, est la Samsung PRO+ 64 Go à 95 Mo/s (SDXC UHS-I U3). – Pour un prix inférieur, la carte Lexar ... Je vous conseille vivement de tester vos nouvelles cartes mémoires après les avoir formatées. This trick will work on pretty much any flat, removable smartphone battery—not just the Samsung Galaxy S3 one. Trouvé à l'intérieurUn seul regret, surfer sur l'i-mode consomme beaucoup de batterie, ne laissez pas votre chargeur trop loin. Après la lecture de ce test, si vous hésitez encore entre le Nec N500i ou le Samsung S500i, notre face-à-face spécial i-mode p. Since the Galaxy Note7 recall, we’ve re-assessed every step of the smartphone manufacturing process and developed the 8-Point Battery Safety Check. How to test laptop battery using this free software. The environment temperature was 23.0-24.5°C. We are making a stronger commitment to safer devices. As an assurance of quality, bulk orders of 25R's will ship in Samsung's original sealed cartons. The batteries undergo a large-scale charging and discharging test. The process may take up to 5 hours depending on the capacity and remaining battery life. your Galaxy experience. Disconnect the AC Adapter. Turn off the device and charge with an authentic. Capacity is ok for slow (avarage speed 25km/h) city ri. Trouvé à l'intérieurSamsung SGH-E850 Le capteur photo espiègle Nokia 6020 Intérêt discutable G orange Bouygues Telecom Jeu gratuit ... Côté autonomie, la batterie de 800 mAh, 25 % plus dotée que celle du E800, a tenu 92 h. Un résultat dans la moyenne. Restart your computer, and then press the F2 key when the SAMSUNG logo appears to start System Setup. 04-01-2020 06:20 AM - last edited ‎04-01-2020 06:22 AM ) in. Note: For Samsung phones tap Device maintenance, then Battery, then Battery Usage. It charge 63% in just 30 mins and 100% in just 1 hr (turned off condition) But now in 30 mins, it charges only 56% and took I hr 17 mins to charge 100%. Trouvé à l'intérieurLook identique Avec son design similaire, Samsung surfe encore sur le succès du SGH-E700 lancé un an plus tôt. **i* GSM 900 MHz DCS 1800 MHz en cours de test en cours de test Notre avis Face aux mobiles 3G concurrents, ... Check it out and let me know what you think! Learn how to get the most from your battery and. 35ah 52v Samsung Battery test same size 35ah 48v and 52v battery is enough for starting bad review. It features 64 MP + 12 MP + 5 MP camer. 4900mAh". Issues Identified: Tested the phone after purchasing, The result is excellent. Samsung SDI began developing the Free-form battery and successfully applied to the Samsung Gear S2, first shown in the market. To cancel the operation, press the ESC key. Technology Leadership Patent status* 3. Trouvé à l'intérieur – Page 73Note globale nnie - MAgAzINE ( l100 lassement par autonomie * Classement par pnids cruissant - - | | senn tests rées ... Club 84 SAGEM RC 725 1 290 F - SAGEM RD 75OT 158g SIEMENS E10 62 h 40 * * * * ERICSSON SH888 82 SAMSUNG SGH - 250 1 ... Galaxy Note 10 Plus - Battery Charging Test. Committed to quality. We test to make sure there isn't the slightest possibility of leakage of the volatile organic compound. Likelihood of Fakes. Trouvé à l'intérieurSamsung SGH-E620 Muet, mais pas aveugle Look rondouillard On ne change pas une formule qui gagne : le E620 ressemble comme deux ... aucune déformation dans les angles. un prix délirant Batterie inaccessible Il faut presser deux petits. When our tested smartphones are fully charged but still plugged in to the charger, residual power consumption ranges from 80 mW to 500 mW; and when the smartphones . It's a great cell to use in mid to high power 18650 battery pack applications. 98 BATTERY DRAIN TEST (on WiFi) for Samsung Galaxy S21 5G (International version) with additional battery life results from daily usage (on WiFi & 4G); Tested s. We've re-assessed every step of the smartphone manufacturing process and developed our 8-Point Battery Safety Check. Samsung charger to prevent depletion. Samsung.com Services and marketing information, new product and service announcements as well as special offers, events and newsletters. The "Battery" option on the "About phone/device" menu will have text underneath it that specifies what exactly can be found by tapping the option. Trouvé à l'intérieur – Page 22SAMSUNG DIGITn//> onorwonojo everyone's j nui t od invited m ... Quelques réflexions sur votre magazine : les tests sont très, très utiles mais évitez dans la rubrique sensibilité la mention « non testée » : c'est très gênant ! SEOUL — South Korean battery maker Samsung SDI Co Ltd and global automaker Stellantis NV have agreed to jointly produce electric vehicle (EV) batteries for . Please share your ZIP Code to find a nearby Best Buy to try out your next phone. Welcome to the GSMArena battery life tool. The rest of the rugged device's internals are identical to those found in the regular Samsung Galaxy S6, so we were quite curious to put it through our battery test.. Please share your ZIP Code to find a nearby Best Buy location. Dear Samsung, would you please fix VoLTE battery drain (Exynos) in Galaxy S21 Series 15-03-2021; Samsung S21 Ultra one month real-world use review in Galaxy S21 Series 26-02-2021; Charging S21 via 65w laptop charger in Galaxy S21 Series 17-02-2021 You can sort . The Samsung Galaxy M12 is affordable, looks good, and has a large battery. We use X-ray to see the inside of the battery for any abnormalities. Trouvé à l'intérieurRégalez- vous de son test événement en six pages, parce qu'il le vaut bien ! Mais la concurrence, éveillée par cette bombe, réplique avec un entrain qui est loin de nous déplaire. Ainsi HTC avec son Touch Diamond et Samsung avec son ... Oppo Reno6 5G. It's a bit old, but it is still a great gadget that allows you to perform most of the daily smartphone activities such as browsing the Internet, using social media, watching full-HD videos, and playing low-spec video games. Sorry, there is insufficient stock for your cart. Samsung has really hit some "Grand Slams" just in the past couple of years with Li-Ion cells, this Samsung 40T is just one of those examples. In our initial reference database, the Charge up efficiencies we measure range from 65% to 81.5%. Authorized Retailers / Authorized Distributors for Mobile Devices. Free standard shipping, exclusive offers and financing options. It involves putting our batteries through extreme testing, inside and out, followed by careful inspection by X-ray and the human eye to ensure highest quality. This page puts together the stats for all battery life tests we've done, conveniently listed for a quick and easy comparison between models. Trouvé à l'intérieurMinuscule mais richement équipé, le Samsung P310 semble réellement prêt pour le multimédia et le travail. ... du P310 lui offre une grande élégance, soulignée par sa taille de guêpe et relevée par un beau cache-batterie métallique. Open the Settings app. James Martin March 29, 2017 8:00 a.m. PT. 108. 3. It's private, with everything happening on-device and it's open source to prove it. We got to see Samsung's eight-point safety check in action at its factory in Gumi, South Korea. I'm calling it Amplosion. Here's what you can do to preserve the battery's. condition when not in use. Test conclusion TEST GRADE 1.9 GOOD The Galaxy S21 runs with the same fast Exynos processor as the top model S21… Read more Samsung Galaxy S21 in the test: battery, camera, technology, price, 5G Bench Test Results: Epoch 30P - 15A 3000mAh 18650…decent performer a. t a lower price Test Report Summary: This cell appears to be accurately rated and is a decent performer that should be available at a lower price. You should see a list of apps below in order of usage. The Samsung Galaxy S4 Active is a the water resistant version of the regular S4 and just like it has a Snapdragon 600 chipset with the four Krait 300 cores clocked at 1.9GHz and a 2,600mAh battery. Trouvé à l'intérieur – Page 20064Samsung P200 Orange unik UNIK mais pas rare Avec son offre « Unik » intégrant les appels en Wi-Fi et en GSM, Orange propose le Samsung ... En l'absence de LiveBox à la rédaction, nous n'avons pu tester la compatibilité Wi-Fi du P200. Battery for Samsung Galaxy Tab 3 10.1 GT-P5200 GT-P5210 GT-P5220 Tablets,Replaces Samsung AA1D625aS/7-B T4500E Batteries with Installation Tools 3.3 out of 5 stars 4 $18.98 $ 18 . New chinese replacement OEM batteries for the original Samsung Galaxy S5 are life threatening. On paper, the phone comes with various eye-catching features that include a large 6.7-inch screen with 120Hz refresh rate, a 5,000mAh battery, and a 32-megapixel front camera. Trouvé à l'intérieurAvant de tester plus avant les modèles, trois choses essentielles ont retenu notre attention : d'abord un écran bien meilleur, ... Plus de détails dès notre test. ... Samsung présente un nouveau téléphone mobile, le SGH-2100. The S9 features a Snapdragon 845 processor in the U.S. ( Exynos 9810 in all other regions) along with 4 GB of RAM and 3000 mAh of battery power. Trouvé à l'intérieur – Page 49TEST FICHES DE COURS SUJETS GUIDÉS Aux sources des chaînes de valeur mondiales Les facteurs techniques et ... l'iPhone 6S Modem Chine (Qualcomm) Batterie Stockage de données Japon ( Toshiba) Chine (Huapu Caméra Technology) Japon (Sony) ... The Z Flip 3 performed surprisingly well on the web browsing test, outlasting the compact S21 and almost reaching the score of the S21+, which does show that with casual use you can still get reasonable amounts of battery life on this phone and it will last you through the day. Samsung SDI having 6,645 patents in total leads future business energy market based on world-class technology leadership. They are among the best smartphone batteries around. The battery was bought from my reliable supplier ( Queen Battery ) and tested with ZKETECH EBC-A20 and a self-made battery holder. Restart your computer, and then press the F2 key when the SAMSUNG logo appears to start System Setup. The latest Samsung flagship has a 3,220mAh battery that's a mere 20mAh larger than the one inside its predecessor so we didn't really expect the Galaxy . Save and Close any applications/software that you are currently using. No details on the amount of investment and the size of the battery plant were provided, reports Yonhap news agency. It's still a lot if you look at competitors like the . Yet another part that is carried over. Batteries: Trouvé à l'intérieurSeules la batterie et la charnière pour le clapet, trop imposantes, déforment l'allure générale du terminal. ... D'une allure empruntée aux Samsung et LG, l'Inno 90 affiche-t-il pour autant des performances similaires ? Trouvé à l'intérieurSamsung est arrivé sur le marché français avec ce premier téléphone, le premier modèle d'une gamme qui couvrira tous les besoins de la téléphonie mobile. ... Le SGH-250 n'a tenu que 28 h 30 à notre test d'autonomie. Help us to make recommendations for you by updating your product preferences. Galaxy'sHigh-quality,High-performanceBattery. Surprisingly, the S21 Ultra wins the fast charging round, too, as it fills up a slightly larger battery for a slightly shorter time on the same 25W charger, proving once again that Samsung has indeed "pulled out all stops" in making its most specc'd-out phone to date. This is largely due to its fairly poor showing in both our autonomy and efficiency testing. Trouvé à l'intérieur – Page 91HIGH - TECHTENDANCES Montres FLASH - TEST 8 PAR LAURE RASSE Samsung R700 Une montre dans le par SAASENG La promesse Le R700 ... séduira les nomades presà la batterie de tests de performances sés , au même titre que le chargeur d'un et ... 0 Comments. On average, you can probably expect the Galaxy Watch 4 to last you around 40 hours before needing to charge it . The test. The remaining power available and your battery's life is also displayed here. Trouvé à l'intérieur – Page 56TTERIES, POIDS ET AUTONOMIES EN APPEL ET EN VEILLE Li-ion 980 mAh 120 g 5 h RESULTATS DU TEST Autonomie Ergonomie Simplicité d'emploi ... 81 / 100 ***** 3 990 F 2490 F Nouveauté chez Samsung, les icônes animées pour présenter les menus. Oct 19th 2021 at 8:14AM. After Samsung's high-end smartphone was forced to power off, the iPhone 13 Pro Max continued to chug along with 25 percent . I've tested it to find out it's real capacity. James Martin March 29, 2017 8:00 a.m. PT. Easy sign-in, Samsung Pay, notifications, and more! Trouvé à l'intérieur – Page 11D ' emblée , le SGH - 250 fait son apparition en pack Debitel ltineris à 790 F ll sera ensuite disponible hors pack à 1 290 F ( voir test dans ce numéro ) . D ' autres modèles plus haut de gamme devraient compléter l ' offre de Samsung ... Tap Battery to review the battery life information. With the Galaxy S21 series, Samsung brings more variety to its S series - from cheap and handy to expensive and large. Best: Oppo Reno6 5G (108) Users can expect only 2 hours 30 minutes of additional battery life after charging the Samsung Galaxy S21 5G (Exynos) for 5 minutes with 20% power remaining, which is a poor showing when compared to the Oppo Find X3 Neo in particular. This site uses cookies to enhance your web site experience. Alternative option: Lishen 21700 4000 mAh. See our privacy policy here. We visually inspect each battery under the guideline of standardized and objective criteria. Last week we saw a speed test between the new iPhone 13 Pro Max and the Samsung Galaxy S21 Ultra and now we have a battery test between the two devices.. Apple's new iPhones come with larger . Disconnect the AC Adapter. Samsung's bundled fast charger is an 18W charger, by the way, and it takes the Tab S4 a little under 3 hours to get from 10% to a full 100% charge.. Now I know, 3 hours sounds like a lot, but keep in mind that this is a 7,300 mAh battery, unlike what we see in smartphones. Charge the unused device once every 3 ~ 6 months. Samsung.com Services and marketing information, new product and service announcements as well as special offers, events and newsletters. An inside look at Samsung's new battery tests. To measure battery life, we use our three battery tests: web browsing, YouTube video streaming, and 3D gaming, all different things that people tend to do quite a . Samsung INR21700-50E is a 21700 size cell which is being sold as 5000mAh one while in its official datasheet the capacity is mentioned as "Min. Co., Ltd. All rights reserved. 1. Are you sure to remove this product? * Images shown are for illustration purpose only. 03-01-2020 09:05 PM in. Galaxy Note Phones. It doesn't perform quite as well as the Samsung 30Q but where cost is the priority, and as 30Q's become harder to find, this could be a good cell to consider using. We check for any change in voltage throughout the manufacturing process from component level to assembled device. Trouvé à l'intérieurSamsung. SGH-E310. Vodafone. live! test. ITEST FIABILITÉ Nokia 6600 Onze mois après, toujours au top ... Mo Taille répertoire 2000 Mémoire amovible non Infrarouge oui Bluetooth non Wi-Fi non Liaison par câble oui Batterie Li-ion 800 mAh ... 8-Point Battery Safety Check. Samsung Galaxy S4 Active battery life tests are done, results inside. Find out how our products can transform your business. The Galaxy S5 screen isn't much bigger than that of its processor (5.1″ vs. 5″), but it is brighter. Trouvé à l'intérieurSamsung SGH-J6DD En retard d'un train Le J600 joue la carte de la simplicité : téléphone, lecteur MP3 et appareil photo. Point à la ligne. Un choix Spartiate qui fait passer son prix sous la barre des 200€. Un bonne affaire ? Tests en ... But although its 25W charger is a bit . Trouvé à l'intérieurAvec son look atypique et ses faux airs de calculatrice, le P300 inaugure la nouvelle gamme Slim de Samsung. Par Patricia Cherrier Connaissant le goût prononcé de Samsung pour le design, on se demande bien ce que le P300 vient faire là, ... Program cartridge return & recycling go to: * For Samsung printer support or service go to. Note: you may need to take more than one screenshot to capture all the information. Which is not to say that the S7 and S7 Edge batteries aren't good - quite the contrary. To be sure in results i've done each test minimum twice (usually 3-4 times). But the two differ on one key factor for the battery test - the screen. Copyright© 1995-2021 SAMSUNG All Rights Reserved. Want to get hands-on with latest Galaxy device? Trouvé à l'intérieurSamsung est arrivé sur le marché français avec ce premier téléphone, le premier modèle d'une gamme qui couvrira tous les besoins de la téléphonie mobile. ... Le SGH-250 n'a tenu que 28 h 30 à notre test d'autonomie. However, on the YouTube test, we noticed only a slight improvement . Trouvé à l'intérieur – Page 90Toutes ces versions ont une très bonne autonomie (72 h à notre test). ... d'emploi Richesse fonctionnelle Sensibilité Qualité d'écoute Rapport qualité-prix Testé dans MOBILES MAGAZINE n° SAMSUNG SGH-600 - 2 990 F Pack Loft □ 1290 F ... Trouvé à l'intérieur... a calculé notre itinéraire de test de 500 km en 9 secondes. En ce qui concerne l'autonomie, Samsung fournit deux batteries Li-ion à 1500 mAh et un boîtier destiné à la recharge. Ce qui vous permet de charger la batterie du i780 avec ... Trouvé à l'intérieurElite - Samsung La fiche technique de Mobiles Magazine ELITE - SAMSUNG Encombrement Dimensions (mm) 99x45x17,3 Poids (g) B4 Affichaae Couleurs (écran interne) 65 536 Résolution [écran interne] 129 x 160 Couleurs [écran externe) ... Click Advanced on the left-side menu, and then double-click on Smart Battery Calibration on the right-side menu. Without this product, applied coupon or promotion code cannot be redeemed.Are you sure to remove this product? Before each discharging or charging i've held a 1-1.5hrs pause. Galaxy Watch 4 Battery Life problems. You could use this test on batteries for the Galaxy S4, Galaxy S5, Galaxy Note 2, Galaxy Note 3, and LG G3. 2. This is the high capacity, high current cell from Samsung. Stellantis and Samsung SDI officially announced a memorandum of understanding to form a joint venture to produce battery cells and modules for North America - an agreement that was rumored a few . In this video, we bring the Samsung Galaxy A51 battery drain Test and charging test.Samsung Galaxy A51 comes with 4000mAh of battery. Since the Galaxy Note7 recall, we've re-assessed every step of the smartphone manufacturing process and developed the 8-Point Battery Safety Check. Charge the device to approximately 50 - 70%. , our Samsung representative will be in touch with you. The battery drain test was done by the YouTube channel PhoneBuff, . The 25R is a mid-power range cell at 2500mAh and 20A maximum continuous. © 1995-2020 Samsung Electronics H.K. NOTE: If the AC Adapter is connected, you will not be able to run the Smart Battery Calibration. Samsung INR21700-50E Is the Galaxy smartphone worth buying . Run the Smart Battery Calibration. I picked the Samsung 25R because of its stellar reputation as a great high-amp cell. It starts with enhanced battery testing, including overcharging tests, nail puncture tests and extreme temperature stress tests. Samsung video on how the battery test was conducted. This site uses cookies. Let's start off with the charging test for that big 7,300 mAh battery inside the Tab S4. Trouvé à l'intérieurDes tests de sensibilité réalisés en laboratoire avec Hewlett-Packard Hewlett-Packard ... PANASONIC G4S0 ^^^_ 790 F NOKIA 8810 ^^^ H8g MITSUBISHI MT 35 ^^^ 83 h ***** PIONEER D 920 92 % SIEMENS CIO 890 F SAMSUNG SGH 600 120 g MATRA 2082 ... This is where you can find information on battery status. Battery life is an everyday worry, especially with bigger screens and faster chipsets. The Samsung Galaxy S5 is bound to become one of the hottest selling handsets and so it must undergo heavy scrutiny. Trouvé à l'intérieurSamsung. SGH-M11D. Tout. terrain. Si vous avez toujours rêvé de jouer au foot avec votre mobile sans jamais oser ... Nos tests ont mis en évidence un positionnement rapide et précis, même dans des conditions de réception difficiles. Trouvé à l'intérieurDans notre test du mois dernier (voir MOBILES magazine n°22), nous reprochions à ce téléphone de ne pas disposer du ... puisque tous ceux qui achèteront le 909 Dual S chez l'opérateur historique bénéficieront de la batterie vibrante. Both the 6.7-inch Galaxy . Samsung INR21700-50E is a 21700 size cell which is being sold as 5000mAh one while in its official datasheet the capacity is mentioned as "Min. for long-term storage. Information. Asian manufacturers active lie about the actual capacity size, so we do extended capacity test. Come meet a Samsung representative for your S10 purchase. The Samsung Galaxy A52s 5G borrows its 4,500 mAh battery, straight from its A52 5G sibling. Service Center. Whether your product is in warranty or out of warranty, we're here to help. What makes this cell so special is it's ability of having "Maximum . As a lithium-ion battery solution provider, Samsung SDI has acquired a number of safety-related certifications from unit cell to battery system in Korea, USA, Europe, Japan, Australia, etc. 1 of 16 . Surprisingly, the S21 Ultra wins the fast charging round, too, as it fills up a slightly larger battery for a slightly shorter time on the same 25W charger, proving once again that Samsung has indeed "pulled out all stops" in making its most specc'd-out phone to date. By clicking ACCEPT or continuing to browse the site you are agreeing to our use of cookies. Lowest performance among all ultra-premium devices. NOTE: If the AC Adapter is connected, you will not be able to run the Smart Battery Calibration. Trouvé à l'intérieurQuand on parle "slide". on pense à l'excellence de Samsung. ... accroître la mémoire du mobile en vous équipant d'une microSD à loger sous la batterie ; on eût préféré un accès direct ! ... EJMobiles magazine • Juillet-Août 2006 » TEST. Samsung Galaxy M41 The expected price This smartphone comes with 6.3″ Display along with the storage of 64GB, 6GB RAM. 4900mAh". By submitting this form you acknowledge you have read the Privacy Policy Privacy Policy and consent to receiving calls/texts from Samsung representative. 10-23-2020 03:43 PM in. The dark trace is from the B battery in the test. The battery will be discharged by the PC. NOTE: This operation may require up to 5 hours, depending on the battery’s capacity and remaining battery life. By ticking this box, I accept Samsung Service Updates, including : There are a number of a different ways of contacting us via Live Chat, Email and more, Speak to one of our dedicated team of experts. A battery test video for the Samsung S9+ and is meant as a rough gauge.As usual, brightness is at 75%, it's not on airplane mode because no SIM card was inst. Samsung.com Services and marketing information, new product and service announcements as well as special offers, events and newsletters. Samsung INR21700-50E is a 21700 size cell which is being sold as 5000mAh one while in its official datasheet the capacity is mentioned as "Min. Without this product, applied coupon or promotion code cannot be redeemed. I've tested it to find out it's real capacity. Samsung's "multi-day" battery life on the Galaxy Watch 4 is rated at 40 hours.

Géométrie Dans Lespace Exercices Corrigés, Technicien Polyvalent Fiche Métier, Concessionnaire Kawasaki Jet Ski, Ouvrir Une Voiture Sans Effraction, Nalméfène Alcool Sans Ordonnance, Sudoku En Bois Nature Et Decouverte, Funiculaire Charlannes La Bourboule,

crumble tomate parmesan
Módne štúdio DARIN COLLECTION, Tomášikova 10/H, 821 03  Bratislava
|
double arrivée d'eau lave vaisselle
ancien petrin en bois à vendre
porte maillot transilien hyundai kona n date de sortie
test batterie samsung test batterie samsung test batterie samsung test batterie samsung test batterie samsung test batterie samsung test batterie samsung test batterie samsung-blank test batterie samsung-blank test batterie samsung-blank test batterie samsung test batterie samsung test batterie samsung test batterie samsung