1. Easy to install: The wireless vibration safety alarm is easy to install. It uses double-sided tape, making it easy to install and use without the need for other tools. It is small and portable, not taking up too much space. 2. With a remote control: The wireless vibration alarm is equipped with a remote control. The wireless control distance can reach up to 30 meters. Using the remote control, you can easily control the on/off of the alarm, alarm activation, security cancellation, doorbell function activation, etc. 3. High-decibel alarm sound: The wireless bicycle alarm will emit an alarm sound when it detects vibration. The extremely loud 108 dB alarm sound will scare away intruders or thieves. The high alarm volume makes the alarm sound easy to hear. 4. Four modes: The safety alarm has four modes: armed, disarmed, alarm mode, and doorbell mode, which are controlled by the remote control. The alarm can work continuously for more than 1 year in standby mode (assuming it is used 5 times a day). 5. Wide range of uses: The bicycle alarm is suitable for doors and windows, bicycles, motorcycles, cars, and vehicles. It can also be installed in shops, offices, homes, or any place that needs protection. Let you enjoy a safe and convenient life!