Product Description Material: ABS Size: 42 * 96 * 21 mm Working voltage: 4.5 (V) Alarm current: 10 (mA) Detection angle: 360 degrees Quiescent current: 10 (uA) Working temperature: -20-65 () Transmission frequency: 433 (MHZ) Scope of application: vehicle family Colour: Black Quantity: 1 piece Package content: 1 piece * Alarm 1. Super sensitivity for movement - Triaxial accelerometer, 7-level adjustable sensitivity from gentle touch to push or beat, you can easily adjust it according to your needs. Wireless remote control operation, remote control range up to 20M. 2. Super Loud - The bike safety alarm can make a loud sound to get people's attention. loud can effectively deter thieves. SOS emergency help function, 6 tones louder siren tone selectable, you can find your bike quickly from a distance 3. IP55 waterproof - This motorcycle alarm system is attached by gluing with a double-sided sticker or with a strap. No wiring, no screw. PC material, more stable, IP55 waterproof, waterproof and dustproof, can be used outdoors. 4. Ease of use and installation: Wireless remote control, easy to use. Two installation methods, stick it with double-sided sticker or tie it with the tape. Compact, small size and creative design. 5. Versatile: Serves as a great deterrent against bike theft. Vibrating alert, suitable for bicycle, car, motorcycle, electric bike, electric scooter and so on. You can also use alarm vibration sensors for doors and windows. 3 x AAA batteries for power supply, service life 610 months (battery not included).