ZDD Committed to providing products that are aesthetically designed, smartly manufactured, and easy enough from novices to experts. The 5w headlamp flashlight is super brightit contains 2 buttons - Induction Switch ; Normal Switch, so you dont have to cycle through one to get to the other. You can also press the button to activate the sensor control, easily turn on/off the light by a hands wave Deactivate the sensor by press the sensor button back to the regular headlamp again Besides, there is no need to buy batteries anymore, and the battery capacity is 1200mah. Economical and environment-friendly. Features adjustable headband and lamp holder, it can be rotated to 90 degrees and very suitable for both adults and kids to wear. Will withstand heavy rain, cold, heat. It is great for running, camping, fishing, biking, hiking, climbing, walking your dog, reading, housing, auto repairing. Headlamp waterproof, safe to use even when its raining ; snowing. The headlamp adopts USB rechargeable The headlight Feature is adjustable A headlamp has 2 separate push buttons, press the button to activate the sensor. It has a rechargeable lithium battery(inside), the battery capacity is 1200mah. The LED highlighting beads can run for more than 5 hours in high mode. It is suitable for nighttime walking, running, bicycling, hiking, camping, etc. Package includes:1 x LED headlamp size:57*35*25mm