1. Battery capacity: 400mAh (3.7V)
2. Usage time: 25-50 hours
3. Light source: COB lamp beads
4. Material: Full aluminum alloy
5. Waterproof rating: IP65
6. Equipped with a smart brake light, an automatic light sensor, and a static sensor (dim light vehicles activate the light upon movement, while light vehicles that remain stationary for 30 seconds will turn off the light; bright light vehicles activate the light upon movement, and bright light vehicles that remain stationary for 30 seconds will turn off the light)