Kimberly 16800mah High Capacity Portable Rechargeable USB Power Bank External Battery Charger Pack for Iphones,ipods, Ipads, Samsung, Htc, Blackberry, Sony, Laptops and More (Blue) Capacity: 16800mAh.Guaranteed: The power bank is made by our own factory and we can guarantee its quality.Long lasting: When the power in the bank approaches certain low limit, it will automatically shut off to protect the power bank from over discharging and increase its life time USB Output: 5V 1A ~ 2.1A, design for charging Phones and Tablets. LCD screen lets you know exactly how much power is left Sturdy: The shell of the power bank is made of alumina alloy, which is safer and more sturdy than plastic. Multiple security protection design: protection for overcharge, overvoltage, overcurrent, and short-circuit; The device will automatic shutdown when short circuit or overload output happened to avoid destroy the device and accident With 10 in 1 data/charger cable,Note:pls taer off the film on the LCD as you wish