The ActionHeat 5V Power Bank 6000mAh is perfect for any of the 5V compatible ActionHeat products including the Jacket, Vest, and Base Layers. The ActionHeat battery heated garments are revolutionary in the world of heated clothing. Using the patented 5V signal technology, it allows for any 5V battery to be used with the ActionHeat Jackets and Vests. This power bank powers your garment and can also charge your phone, tablet, or any USB charged device. Note: Heating times will diminish if used to charge other devices. Design: USB output: 5-Volt/2-amp max Micro-USB input: 5-Volt/2-amp input Lithium-Polymer Core Battery Voltage: 5-Volt Capacity: 6000maH/22.2WH 4 LED indicators display battery life and charging status Additional Details: Dimensions: 7.9 cm 5.3 cm 2 cm Charging Time: 5-6 hours