Mountain Bike Anti-Theft Alarm USB Charging Bicycle Alarm System IP54 Waterproof Dustproof Wireless Vibration Motion Sensor with Remote for Scooter E-bike Cycling Security
Feature:
1.3D displacement sensor and special algorithm can sense vibration, movement and tilt.
2.Domineering and powerful car-grade 6-segment alarm tone 110dB loud volume effectively deter thieves.
3.Host built-in lithium battery USB-C charging.Eliminate the hassle of changing batteries.
4.The remote distance is up to 30-50 meters in the open space. 3 kinds of electric ringtones are convenient for the parking lot to find the car alarm. It is best not to install it in the confined space of metal materials.
5.lP54 waterproof and dustproof structure.
6.PC+ anti-UV material is resistant to high and low temperature and is not afraid of wind, rain and severe cold and heat.

Specification:
Name: Bicycle Anti-theft Alarm
Material: PC+Anti-UV
Colour: Black
Size: host: about 75*56*46mm/2.95*2.20*1.81 inch, remote: about 61*33*13mm/2.40*1.30*0.51 inch
Single product weight: 162 grams (built-in lithium battery)
Single product packaging size: about 9.0*8.5*6.9cm/3.54*3.35*2.72 inch
Host built-in battery: 4.2V 700mAh lithium battery
Use: Daily use for 1~3 months, continuous standby for about 6 months
Charging interface: standard USB-C 5V (some fast chargers are not compatible)
Transmitting and receiving frequency: 433.92MHz
Working temperature: -40 to +70℃
Working environment humidity: <80%
Storage ambient temperature: -40 to +70°C

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.