1. Through the USB interface, fast charging anytime, anywhere, convenient and fast.
2. Small and light, carry it with you.
3. Lamp beads: 4 blue SMD/5 red SMD/30 yellow SMD
4. Brightness: red light 10-15LM
5. Color: main light red, left and right turn signal yellow
6. Battery: 500 mA
7. Life: 30000 hours
8. Life time: 4-5 hours
9. Gear position: main light: always on-slow flashing