1. Material: aluminum alloy + PC
2. Light source: T6 LED
3. Brightness: 150 lumens
4. Range: about 300 meters
5. Battery: 1200mAh 18650
6. Illumination time: 3-5 hours
7. Lighting mode: full bright / half bright / strobe
8. Charging time: 2 hours (USB)
9. Packing list: cycling Headlight, base, charging cable