About Maxboost Electron: Featuring an advanced percentage digital display window, the Electron is the most user-friendly extended battery on the market. Made to power, the Electron is equipped with a heart-pounding 10000mAh battery capacity which can re-charge even the most energy-demanding devices. Popular Compatible Models: Apple:iPhone 5S/5C/5, 4S/4/3GS/3G, iPad Air mini 1 2 retina, iPad 1/2/3/4(Original Apple Cable Required but not included) HTC:One M8/M7/M4 Mini X and More Samsung: Galaxy S5/S4/S4 mini/S3/S3 mini/Note 3/Note 2 and More Motorola:Moto G X / Droid Maxx Razr LG/Google:Nexus 4/5/7/10 Optimus G1/G2/G Flex / G Pro 2 Nokia: X X+ XL / Lumia 520 521 920 921 Others:Blackberry Torch Curve 9900 9360 / Sony Ericsson Xperia Arc S, X10 / PS Vita / MP3 MP4/ GoPro Note: Electron will not work with ASUS Tablets Electron Specs: -Add 400~500% to smartphones, 300~400% to large screen phones, 80%~120% to tablets -Input: 5V / 2A (max) -Output: 5V/1A + 5V/2.1A -Size: 4.25 x 2.8 x 0.8 inch; Weight: 8.2 ounce -Recharge time: 6-8h via 1A USB wall charger (No AC charger is included, but product works with any USB wall charger. Note that significantly longer recharging time is expected if adapter output less than 1A) -Bonus Accessories: Carrying Pouch, MicroUSB / MiniUSB connectors