3 Button Switch: With COB switch, LED switch, induction mode switch, multiple lighting modes, to meet your needs for different lighting. USB Charging: Support USB charging, built in 7V 1000mAh polymer lithium battery, which can be recharged and used to provide longlasting battery life. Detachable Design: The lamp body can be detached from the strap. The back of the lamp body is equipped with a powerful magnet, which can be attached to metal objects. Mini Appearance: This headlamp is small in size, compact in structure, without any sense of weight on the head, high in brightness, suitable for night use. Multiple Uses: LED strong headlight, widely used in outdoor adventure, cycling, night running, search, car repair, construction sites and other occasions.