SUPER SENSITIVE TO MOTION- Triaxial Accelerometer Sensor, 7 Level adjustable sensitivity from gently touch to push or beat, you can easily set it according to your need. Wireless remote control operation, remote control range up to 20M/66FT. SUPER LOUD 113dB- Bike security alarm can make a loud sound to draw people's attention. 113dB Loud can effectively scare thieves away. SOS emergency help function, 6 tones loud siren sound selectable, quickly find your bike from a distance. IP55 WATERPROOF- This motorcycle bicycle burglar alarm Installation by pasting with double-sided sticker or tieing it with strap. No wiring, no screw. PC material case, more sturdy, water resistant rated to IP55, waterproof and dustproof, can use for outdoor. EASY OPERATION AND INSTALLATION- Wireless remote control operation, easy to use. Two install methods, paste with double-sided sticker or tie it with strap. Compact, small size and creative design. MULTIPLE USES- Act as a great bike theft deterrent. Vibrationaly triggered alarm suitable for bicycle, car, motorcycle, electric bike, electric scooter and so on. You can also use for doors and windows alarm vibration sensors. 3*AAA Batteries for Power Supply, Life lasts for 6-10 months(Battery not included).