Input voltage (V): 3.7V
Luminous efficiency of bulb (length/width): 50
Color rendering index (Ra): 90
Dimmer supported: Yes
Lighting solution services: lighting and circuit design, outdoor adventure
Service life (hours): 100000
Working time (hours): 100000
Usage: outdoor lighting
Power supply: Rechargeable battery
Lighting period (hours): 6
Battery type: 18650
IP rating: IP65
Lamp body material: aluminum alloy
Color: Black
Light source: LED
Product Name: USB rechargeable LED headlight
LED light source: XP-G2 light-emitting diode
Features: adjustable lighting angle
Brightness: 500 lumens
Product weight: 58 grams
Battery: Built-in lithium polymer battery 1200mAh
Light mode: high and low red light red flash
Waterproof: Yse
Function: Outdoor lighting