120dB Electric Cycling Bells Waterproof Bicycle Charging Horn With 4 Sound Modes USB Rechargeable Bicycle Horn Cycling Bullet Points: 1High Decibel: 120dB high decibel warning sound lets you drive in a noisy street without obstructing. 4 ringtones function. Double-click the bell to switch the sound effect. 2Long Standby: Built-in 200mAh lithium battery. If pressed 100 times a day, it can be used continuously for 40 days. USB charging. It can be fully charged in 20 minutes. 3Multiple Functions: Not only the bicycle bell but also the alarm with anti-theft function. Turn on the anti-theft function, when someone moves the bicycle, the horn will sound an alarm to remind (long-press the left button to turn on the alarm, and long-press the right button to turn off the alarm) 4Quick Installation: It can be firmly and stably fixed with a silicone strap. The more convenient and quick installation and disassembly make it suitable for handlebars of different diameters (about 22.2mm-31.8mm) 5Easy to Carry: The size is about 60*34mm/2.36*1.34in. It is small and exquisite and can be hiddeninside the handlebar. So it does not affect the handlebar brake shift or the operation of other brackets, which is very suitable for your riding activities. Description: The bicycle charging horn comes with a 120dB high decibel warning sound, a built-in 200mAh lithium battery, and an anti-theft alarm function. It is exquisite, small, and portable. It can be firmly and stably fixed with a silicone strap. Specification: Name: USB Electric Bell Material: ABS Sound: 4 kinds of sounds (double-click the speaker to switch the sound effect) Volume: 120 decibels Battery: 200 mAh Waterproof: anti-torrential rain Weight: about 25g Size: about 60*34mm/2.36*1.34in Single package weight: about 53g Alarm function: long-press the left button to turn on the alarm, long press the right button to turn off the alarm Packing List: Bell*1 Strap*1 USB Charging Cable*1 Note: Due to the lighting effects and shooting angles, there are color differences in the product, please understand. Due to manual measurement, there is a tolerance in the product size. 1.WORLDWIDE