Points:1、ion Alarm: Bicycle Horn will alarm when encountering ion, and the host is super small. The sound is louder and the anti-interference is strong. It can sound the alarm in time to protect your bicycle.2、High Decibel Alarm: Scooter Horn has built-in to detect impact and motion, which can keep your bike safe. 125dB alarm system cla can make a loud alarm sound.3、Rainproof Material: Our kid's Electric Bicycle Bell is made of ABS and PC, which can withstand the brunt of rain and snow. You can use it for a long time even if you are exposed to the outdoors for a long time.4、Long-Lasting Battery Life: 200mAh large-capacity lithium battery, 60 days standby time, 2000 rings, low power consumption, long battery life. The Bike Horn serves the bike for a long time.5、Easy to Use: Our Extra Loud Bike Bell is easy to use, fixed with silicone straps, the installation proce does not take much time, and does not require profeional guidance.Description:The loud electric bicycle bell has a sound of 125 decibels, for safer use, you can hear your horn even at a long distance.Excellent anti-theft alarm function, if someone touches or pushes the bike, the horn will sound a loud alarm in quisucceion.The durable bike horn is made of high-quality ABS+PC material. Sealed, dustproof, high-strength shockproof, ipx5 waterproof level.Rechargeable Bike Bell: The scooter horn is equipped with a USB charging port, and a built-in 200mAh lithium battery, fully charged for 1.5 hours can be used for 60 days.It is easy to carry and can adapt to different bicycle models. Bicycle handlebar diameter range: 22.2-31.8mm.It is suitable for road bikes, mountain bikes, kids' bikes, city bikes, or other types. Perfect bike acceories for adults and kids.Features:Material: ABS+PCWeight: 36gDecibel: 125dBCharging input: 5V-180mABattery capacity: 200mAhSize: 38*60mmCharging time: 1 hour and 20 minutesApplicable handlebar: 22.2mm-31.8mm/8.74-12.51inWaterproof grade: IPX5Ringtone: monophonicPacking List:Horn*1Charging cable*1Non-slip mat*1strap*2