Bicycle Bike Horn Bell Usb Horn Alarm Loud Bell E-bike Siren Warning

1. One machine with dual purposes: Tweeter electronic horn comes with an anti-theft device, one-key deployment control, security and anti-theft.2. Multi-function buttons: the volume of the speaker can be switched at three levels; the sensitivity of the alarm can be adjusted in three levels, making the operation more convenient.3. Waterproof design: The waterproof level is up to IP6 to meet the needs of travel in rainy weather, long service life and strong durability.4. USB direct charging design: It can be plugged into a power bank or directly charged, with a long battery life, and there is no need to worry about lack of power and unable to use it when traveling.5. Easy to install and disassemble: The silicone plate is fixed without restriction, and it can be easily installed by winding on the frame, which is convenient and fast.Whether to use battery: YesBattery capacity: 250mAhCharging time: 5V-200mA (1 hour and 15 minutes)Endurance time: different usage conditions, different endurance, no specific dataSpeaker volume: 80dB-130dB decibelFeatures: high decibels, adjustable volume, anti-theft alarm function, USB charging, waterproofcolour: blackMaterial: ABS+PCPackage Contents:1 x Bike Horn BellOnly the above package content, other products are not included.Note: Light shooting 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.