Waterproof bicycle horn electronic bicycle bell 140db bicycle horn

[High Decibel, 4 Sound Modes]: The sound of bike horn is loud ugh to reach 140 decibels and has four sound modes, ugh to alert the surrounding pedestrians of your presence and ensure your during riding.[Upgrade Design]: bicycle horn with stylish and compact appearance that complements your bike. Fixed by straps, which is easier to install and disemble, no tools required, easy to use.[Anti-theft Alarm]: Long press the left button of the bicycle horn to enter the early warning state. If shaking or vibration is sensed after that, the super bike horn will immediately emit a loud alarm to the of your bike.[USB Rechargeable]: Th horn for adults built-in USB rechargeable battery, easy to use. Fully charged in 20 minutes, this bike horn can be used for 30-40 days, ring 3000-4000 times, and stand by for 180 days.[Waterproof and Durable]: IP65 waterproof, and shatterproof, the loudest bike horn can be used in rainy days, regardless of weather factors, fully meet your outdoor riding needs.Colour:blackMaterial:plasticPackage Contents:1 x Bike Horn1 x usb cabnly the above package content, other products are not included.Note: Light ing and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.