rechargeable 3w led head lamp with 1200mah built-in battery which allows for 4 hours of continuous use of white light & 20 hours of red light use 4 modes of lighting inc red light night mode for peripheral vision integrated motion sensor on/off mode allows you to control the head lamp by waving your hand near the lamp (with up and down movement) no need to remove it from your head to switch it on or off micro-usb charge cable included charge from wall mains charger or any powered usb port colour black