powered generator has a built-in lithium-ion battery and a safe design-protected battery management system (BMS) to prevent battery pack overcharge, over-discharge, short circuit, overvoltage, overcurrent, and automatically triggers intelligent thermal control through the cooling fan to protect your cell phone and other devices in all aspects and extend battery life.
1*88Wh portable power bank; 1*AC adapter; 1*car charger; 1*user's manual.