Product details:

1. Material :ABS, black
2. Single-tone ringtone, 125dB high loudness;
3. Ultra-long battery life, 2,000 ring cycles of use, and 60 days of standby time;
4.IPX5 waterproof;
5. Single-key operation:
Ring the bell: Click the button;
Activate the alarm mode: Press and hold the button for 3 seconds, and the horn will beep twice.
Turn off the alarm mode: Press and hold the button for 3 seconds, and the horn will beep once.
6.Micro-USB charging; 200mAH battery, charging time 1.2 hours;
7. Anti-theft alarm function:
Activate the anti-theft alarm mode. After remaining stationary for 6 seconds, it enters the anti-theft state. Once vibration is detected, the horn will sound an alarm for 15 seconds.
8. Quick installation, firm and stable: Two high-strength silicone straps, suitable for 22.2mm and 31.8mm handlebar diameters;
9. It is applicable to various types of vehicles such as bicycles, electric bicycles, children's bikes, electric scooters, and elderly assistance bikes;