Large Capacity 20000mAh Outdoor Portable Power Bank Mobile Charger

Full Product Description (From the manufacturer)

Built-in multi-protection system against overcharge, over-discharge, short circuit and overheating, ensuring safe charging. Large capacity provides multiple charges for your phone, tablet and other devices. Supports fast charging to save your time. Works with all mobile phones, tablets, Bluetooth earphones, speakers and other USB-powered devices.