Features: 10000mAh capacity external battery with unique intelligent power indicator, accurately shows the power level left. Portable design for conveniently carrying with. Dual USB input interface, safe and fast charging your mobile device, 2.0A high-speed input. With a micro USB cable, connect with your PC USB port for charging the battery power. Constant voltage and current-limiting, short-circuit protection for output. Must have on your outdoor travel. Widely used to charge for your phones, tablet, MP3, MP4, PSP, GPS, game device, camera and many more. LED digital display, wearable and durable, gives you a smooth and comfortable hand feeling.