Material: ABS+PC
Decibel: 110-120dB
Sound: Whistle, trumpet, siren
Battery: 280mAh Li battery, USB charging
Charging time: 1.2h
Charging indicator: red light on when charging, green light on when full charged
Waterproof: Yes
Product size: 66*49*25mm
Bell weight: 40g
Installed diameter: 22-31.8mm, install with silicone strap
Package Include:
1* Bicycle electric horn with controller
1* Silicone strap
1* USB cable wire
1* Product manual
