140 high-decibel speaker, long press the speaker button for five seconds, you can switch five kinds of sounds.
The range is about 50 meters, the life is long, the light is on for 3H, and the charging is 3~5H.
USB charging.
Equipped with a mounting bracket, it can be easily fixed to the handlebar. No tools are required.
This bicycle light will bring you visibility light, providing extra safety and protection in bad weather. In addition to bicycle lights, it can also be used as emergency flashlights, flashlights, helmet headlights, for cycling, camping, walking or other night work.

Material: Plastic

Size：10.3*4.7cm

Package content: 1*Bicycle light