3.7v 2200mAh li-ion battery With magnet both at the back and the base Includes two nylon hooks on the back Charging time 4-5 hours Working time 3 hours (approx.) Swiwel handle with usb cable, inclding cigarette charger--5v usb Brightness: 300 lumen Can be used with most usb adaptors Worklight in front and torch on top What's in the box One Off Rechargeble Worklight USB Cable Micro Charger (Cigarette Charger)