MTB 140dB Bicycle Bell Electric Horn USB Chargeable Horn 4 Mode Anti-theft Alarm Solar Panels Connects direct to the battery

Connects direct to the battery terminal and is cut off by loosening

Connect: Aux

Note： Need to use with Sonoff Zigbee Bridge or Zigbee DongleSONOFF SNZB-02D is a Zigbee temperature and humidity sensor with 2

Serving Time: 8 hours automatic off

MTB 140dB Bicycle Bell Electric Horn USB Chargeable Horn 4 Mode Anti-theft Alarm Solar Panels Connects direct to the batteryMTB 140dB Bicycle Bell Electric Horn USB Chargeable Horn 4 Mode Anti theft Alarm Specifications: Parameter Value Brand Xmund Product Name Bicycle Electric Horn Material ABS Horn Decibel 120 140dB Battery Capacity 200mAh Voice Modes 4 Size 60 * 38mm Weight 33g Features: Suitable for regular bicycles road bikes mountain bikes electric scooters children's skateboards Ring: Click the button to turn on the alarm mode: Press and hold the button for 3