Features: 1. Bike Alarm with Remote. Suitable for Bikes, Electric Bike, Motorcycles, Doors and Windows. 2. 7 Levels adjustable sensitivity. From gently touch to push or beat, different sensitivities for different conditions. 3. Accurate 3D displacement sensor, reduce noise interference and other false trigger. 4. 113dB loud speaker. 5. SOS function. 6. IP55 water-resistant and high-quality PC shell. 7. Vehicle searching function. 8. Long standby time, standby time more than 6~10 months. (Batteries are included.) 9. DIY pairing, the alarm can be expanded to pair with 8 remote controls. 10. Low battery indication. 11. Easy to install.