This bike rear alert laser lamp is designed with 3 modes,constant light,strobe and slow flash.It features a lightweight and strong waterproof casing that can be used even on a rainy day.
Solid and thin,lightweight and durable and has good impact resistant ability.
Safe and energy saving,it can work for about 9 hours under max power. Fit for mountain bike,folding bike, racing bike etc.
Battery: 2* AAA battery.
1* Bike tail light.