To keep you in the field longer, the Scentlok 7.4v 10000mAh Battery Pack is designed to supply power to your BE:1 Reactor Puffy Heated Vest. Along with your phone, camera, and other devices using the two charging ports. Two different outputs (USB-A & DC) for safely powering or charging multiple devices at once. Recharge the bank with the included USB-A to USB-C cable. When used properly, the Battery Pack protects itself from surges, overcharges, overheating, and more. It is also airplane approved, allowing you to keep your devices charged when you're on-the-go. What's In The Box10000mAh Battery Pack with a USB-C 5V/2A input, 2 outputs (1 USB-A & 1 DC), a USB-A to USB-C cable, and a user manual. SpecificationsBattery Type: Lithium-Polymer, Life cycle: 200 cycles, Input 1 (USB Type-C): 7.4V-3A, Output 1 (USB): 5V-2A, Output 2 (DC Port): 7.4V-3A, Charging time: Approx. 4.3 h