Name: Bicycle electric bell
Charging time:1.2 hour
Charging Voltage & Current：5V-250mAh
For Handlebar:22-31.8mm diameter handlebar
Sound Type: Whistle, Horn sound, Alarm sound
Waterproof Level: IP65
Indicator light: red light when charging, green light when full power
1. Small size, loud sound, up to 120db.
2. 280mAh lithium battery was built-in, USB rechargeable,1.2h charging time, can be sound 2000 times, about 20-30 days.
3. Long working life, charging & discharging over 300 times.press over 20 million times, stand by over 180 days.
4. Waterproof, Anti-drop,dustproof.please remember close waterproof cover after charging.
5.Separated multi-function control button. Install it to any position you like.
6. Three Type sounds.fits for different situations.
7. Installation and removal easily rubber band, fits for mountain bike, road bike, bicycle which handlebar is 22-31.8mm diameter. A rubber band can be adjustable at 2 levels.
1*electric horn with control button