• 100 DB Loud Volume, USB Rechargeable Ring for 2500 Times, IP65 Waterproof

• Mini Size & Loud Volume, Toptrek Electric Bike Bell can reach 100 db, which is loud enough to alert for your presence.

• USB Rechargeable, Our Bicycle Bell built-in 280mAh lithium battery, usb rechargeable, 1.2 hour charging time ring for 2500 times (about 30 days for normal used)

• Separate Switch Design, Control switch and the bicycle horn are separated. Install the control switch next to your thumb, convenient and safe. One Key switch, four modes of sound.

• IP65 Waterproof & Anti-dust, Fully satisfy for your outdoor cycling needs.

Specifications:
Material: ABS+PC
Weight: 40g
Size: 49*66mm
Color: Black
Max Decibel: 100db
Sound Modes: Metal bell, Whistle horn, Tram bell, Vibration bell
Battery Capacity: 280mAh
Voltage & Current: 5V-250mAh
Charging Time: 1.2 hour Charging
Indicator Light: Red light when charging, green light when full
For Handlebar: 22-31.8mm diameter handlebar
Waterproof Level: IP65

Notice:
In order to maintain waterproof performance, please remember close waterproof cover after charging.
Installation and removal easily by rubber band, but just suit for 22-31.8mm diameter