GUB 018 Bicycle Head Light

Parameters: 
- Material: aluminum alloy 
- Charging: USB rechargeable 
- Power by: lithium-ion battery, 2200mAh 

-New weight:154g, GW: 185g
- Lighting effects: common light/high light/super bright/flash light 
- Time of endurance: common light lasting for 4 hours, high light lasting for 3.5 hours, super light lasting for 3 hours, flash light lasting for 4 hours