Joway JP39-18000mAh power bank Compact High Capacity Portable Charger External Battery for iPhone Samsung Smartphones Tablets -black color 1:Monster capacity of 18000mAh charges the iPhone up to 10 times, large-capacity phones like the Galaxy S5 S4 5 times or a full charge to an iPad 3 / 4. 2:Super-fast charge output (5V / 2.1A total) through 2 USB ports ( 2A) allow for simultaneous charging of your iPad, iPhone, Android phones/tablets, and more at high speed. 3:Ultra-high density battery cells and premium microchips to ensure high product quality and safety worry-free use. 4: with 4 LED indicators display how much juice you've got left; Built-in LED flashlight (double check to on/off) is convenient whenever light is needed. ( not included AC adapter, JC05 2A fast charger is suggested, you will get 10% discount if you buy 2 items together). 5:Fits in your hand at a size of 6.44 x 2.95 x 0.94 inches, making it portable and easy to fit into a backpack; the best choice for a backup power bank while traveling, meetings or for daily use such as parties, BBQ,hiking or travel on airplane.