Features : Built-in backup rechargeable battery for powering up your cell phone and tablet when you cant find a power outlet. Provides a convenient mobile power source for your device. High-capacity rechargeable lithium batteries for increased energy efficiency. Built-in IC chip to prevent overcharging and short circuit. Double USB outputs. LED indicators. Great for traveling, outages, emergencies, backup and other occasions. Compact and easy-to-carry. Comes with an adapter cable and 6 connectors for different cell phone models. Specifications : Output capacity : 18.5Wh (5000mAH) USB output 1 : 5V, 1A USB output 2 : 5V, 500mA Charging time : about 5 hours Maximum input : 5V, 1.5A Maximum output current : 1.5A Dimensions (H x W x D) : 110mm x 70mm x 16mm Weight : 205g Compatible with the following cell phone and tablet models : Amazon : Kindle 2, Kindle 3, Kindle 4, Kindle DX, Kindle Fire, Kindle Touch Apple : iPad, iPad 2, The New iPad (iPad 3), iPhone, iPhone 3G, iPhone 3G S, iPhone 4, iPhone 4S AT&T : Garmin Nuvifone G60, 8525, Tilt 8925 AT&T : Avail, Fusion, U2800A, Z221, Z331 Barnes & Noble Nook Blackberry : 5810, 6210, 6220, 6230, 6280, 6510, 7100, 7100g, 7100i, 7100r, 7100t, 7100v, 7100x, 7105t, 7130c, 7130e, 7130g, 7210, 7230, 7250, 7270, 7280, 7290, 7510, 7520, Pearl 8100, 8110, 8120, 8130, Curve 8300, 8310, 8320, 8330, 8350i, 8700c, 8700f, 8700g, 8703e, 8705g, 8800, 8820, 8830, Bold 9000 Blackberry : Pearl Flip 8220, Pearl Flip 8230, Curve 8520, Curve 8530, Curve 8900, Pearl 3G / 9100, Curve 3G / 9300 / 9330, Curve 9350, Curve 9360, Curve 9370, Storm 9500, Storm 9530, Storm2 9550, Tour 9630, Bold 9650, Style 9670, Bold 9700, Bold 9780, Torch 9800, Torch 9810, Torch 9850, Torch 9860, Bold 9900 4G, Bold 9930, PlayBook Casio : G'zOne Ravine (C751), G'zOne Commando (C771), G'zOne Ravine 2 (C781) Cingular : 2125, 8125, 8525, SMT 5600 Cricket : A100 / CalComp A100, CAPTR / CalComp A200, MSGM8 / CalComp A300, MSGM8 II / ZTE A310 Dell : Aero Dell : Venue Pro HP : iPAQ Glisten HTC : Droid Eris, Fuze, Hero, Imagio, Ozone, Pure, Snap, Tilt 2, Touch (Alltel, Sprint, Verizon), Touch Diamond (Alltel, Sprint, Verizon), Touch Dual, Touch Pro (Alltel, Sprint, Verizon), Touch Pro2, Mogul, TyTN, TyTN II HTC : Amaze 4G, Aria, Arrive, Desire, DROID Incredible, DROID Incredible 2, EVO 3D, EVO 4G, EVO Shift 4G, Freestyle, HD2, HD7, HD7S, Hero S, Inspire 4G, Merge, One S, One X, Radar 4G, Rezound, Rhyme, Sensation 4G, Status (ChaCha), Surround, Thunderbolt, Titan, Titan II, Trophy, Vivid, Wildfire (CDMA, GSM), Wildfire S Huawei : M228, M750, U7519 / T-Mobile Tap Huawei : Pillar (M615), Pinnacle (M635), Express M650 (Sprint Express), M735, M835, Ascend (M860), Ascend II (M865), Mercury (M886), U8652, Impulse 4G (U8800) Kyocera : Brio, Milano, Neo E1100, Tempo E2000, Rio (E3100), DuraCore (E4210), DuraMax (E4255), DuraPlus, Laylo M1400, X-tc M2000, Zio M6000, Echo M9300, Melo S1300, Domino S1310, Presto S1350, S2100, Loft S2300, Torino S2300, Mako S4000 LG : Optimus C, Optimus M, Optimus Q, Optimus S, Optimus T, Optimus U, Optimus V, Optimus Black (P970), Optimus 2 (AS680), Phoenix, Thrill 4G (P925), Thrive, 100C, 101, VM-101, 102, 231c, 420g, 500g, 800g, 900g, AX155, Helix AX300, AX310, Swift AX500, Rhythm AX585 / UX585, Glimmer AX830, Banter, AX840 UX840 Tritan, DoublePlay (C729), Quantum C900, CF360, Incite CT810, dLite GD570, Shine II GD710, Xenon GR500, Vu Plus GR700, GS170, Prime GS390, Sentio GS505, Arena GT950, Encore GT550, GU295, Neon II GW370, eXpo GW820, LX290, LX370, LX400, Lotus LX600, Lotus Elite LX610, Rumor2 LX265, Remarq LN240, Rumor Reflex (LN272), Rumor Touch LN510, Optimus Elite (LS696), Optimus Slider (LS700), Viper 4G LTE (LS840