WiWU Rainbow Power Bank Wi-P008 Fast Charging 10000 mAh For all of your power requirements, the Colorful Power Supply is a chic and effective option. It can keep you powered for four to five hours with a 10000 mAh battery capacity, a rated capacity of 6000 mAh, and fast charging capabilities with an output of up to 5A. Comes in four eye-catching colors, it's appropriate for any setting.