1. Long battery life: Using 2 x AA alkaline batteries, it can last up to 1 year for daily use and 2-3 years for standby. 2. Strong magnetic induction to reduce false alarms: Advanced magnetic induction technology is used to effectively distinguish between real triggering signals and environmental interference, significantly reducing unnecessary alarm frequency. 3. IP66 waterproof rating: It has high waterproof performance and can work normally in harsh weather conditions, ensuring that the equipment can operate in various outdoor environments. 4. 108dB alarm sound: Equipped with a built-in high decibel alarm, it can emit a loud warning sound in case of abnormal situations, ensuring that surrounding personnel can pay attention and respond in a timely manner. 5. Wideless remote control range: Supports remote control operations over long distances of 30-60m, increasing the convenience and flexibility of use. Low battery reminder function: When the battery is low, a prompt be automatically issued. Alarm volume: 110dB Function:Vehicle Vibration Alarm,Door Window Alarm Sensor,Anti-theft security Waterproof: IP66 Wireless range: 30-60m Indicators:LED light Sound Alarm Color: Black Material: plastic Package Contents: 1 x Door Magnetic Alarm 2 x Remote Controls Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.