This ebike headlight can work with voltage 12V, but the headlight horn best voltage is DC 24V-48V,so if you need horn work well,please ensure your ebike output voltage for headlight is over 24V.

Ebike headlight specifications:

1. Use 4pcs LED,provide 70 lux brightness

2. Green cable is headlight's positive pole,black is negative,and the red cable is for horn.

3. Work voltage:18V 24V 36V 48V

4. Cable length:1.5m

5. Size:60*60*50mm