Features: AloneFire B02 Headlamp Made of LED, ultra bright. Adjustable angle among 45 degrees, convenient for you to operate. With adjustable elastic strap, easy for you to fit your head. Special caution light and sensor function design. Put your hand or other things close to the induction area, the lamp will be bright in white light. Three modes: Strong-Medium-Weak(long press 2s : SOS) Sensor switch: In any case, press the switch: hand in front of the main light 100mm shaking, the light source in the open - off switch. battery: Battery: 1000MAH built-in polymer lithium battery Charging time: 3H Discharge time: Strong - 5H / Weak : 15H weight: 94g Suitable for hunting, camping, night action, and so on.