Features:
1. High decibel ringtone.
2. 4 different sounds can be switched.
3. Anti-theft alarm function.
4. Long duration.
5. IPX6 waterproof.
6. USB charging.
Specification:
Material: ABS + PC
Color: red, black
Size: about 60x38x38mm/2.36*1.5*1.5in
Net weight: about 36g
Decibel: 100-125db
Number of sounds: 4 modes
Battery capacity: 200mAh high-quality polymer battery
Waterproof rating: IPX5
Charging method: USB
Button description:
Long press the tail button to enter the anti-theft alarm state, press long again to remove the alarm mode.
Press the middle button for a long time, turn it on / off, and press the bicycle bell for a short time.