Features: Rechargeable: This head lamp is designed with a build-in rechargeable battery it can be used for a long time after being fully charged. Adjustable: This headlamp has 2 lighting modes for choosing it supports shake hand induction because it has a motions sensor. Hands-free: This headlight is equipped with a comfortable headband easy and ergonomic to wear and the flashlight is removable. Portable: This kind of head light is suitable for camping hiking fishing and other outdoor activities you can put it in your bag. Reliable: Made of aluminum alloy this headlamp is sturdy and durable not easy to be damaged or broken. Specification: Material:Aluminum Alloy Size:8.7*3.3*3cm Battery: Build-in Rechargeable Battery Note: There might be a few color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. includes: 1* Headlamp 1* USB Cable