YSD Bicycle LED Light with Reflector Bike Friction Power Generator Dynamo Headlight
- Luminous flux: 100 Lumens (white LED 1 pcs),.
- 4.8V*1.2W (never need battery for bike headlight again).
- Reflector, Clear Cut-off Line and Waterproof.
- Do not hurt bike tyre with cotton cap, suitable for various kinds of bicycles.