Tenergy 2600mAh Lipstick Portable Power Bank, Color Green Goes Where You Go! Tenergy Portable Lipstick Charger is compact in size and weighs only 2.5 ounces, small enough to easily be tucked away in a purse, travel bag, or even a pocket. Perfect for traveling, long flights, or any place you might be without access to an outlet. Smart LED Indicator - Shows you just how much life is left in your charger so you can plan ahead. Never guess when youll need another charge. Automatically determines when battery is full, helps prevent against overcharging, and increases overall product life. Grade A Battery Cell and Large Capacity - high capacity, can extend your phone life by 8 hours or more. Grade A cells last longer, and increases the number of charge cycles over a lifetime. Recharge Faster - Compared to other similar products, the Tenergy Lipstick Portable Charger can accept a faster charge rate, and can be ready to use in up to half the time. Compatible With A Full Range Of Devices - compatible with any USB supported device. Including smart devices like iPhone, Android, Galaxy, and HTC or your latest fitness, smart-watch, and media player devices.