Looking good in your hand or on the desk, this power bank can be slipped in a backpack to keep you powered on a journey. Advanced circuitry and built-in safeguards protect your devices against excessive current, overheating, and overcharging. Powerful and effective device charging without a worry. Compatible with all 5V USB-powered devices including new Usb-C devices, Apple & Android cell phones, tablets, wireless headphones & speakers, and more. Tuned to support healthier battery function and faster USB charging speeds, Ai Power intelligently adjusts power output to match the unique charging needs of all your USB-powered gear. Fast and future-proof charging technology for a whole range of new Usb-C devices. Charge compatible devices at high speed with 5V 3A output. Easy, hassle-free connection for power with the small, reversible Usb-C connector.