High-Security Alarm System: This bike alarm features a powerful 113dB siren, ensuring your bike's security in various situations. Ideal for bicycles, motorcycles, and scooters, it deters thieves effectively with its loud alarm. Waterproof and : Designed to withstand the elements, this alarm is fully waterproof, making it suitable for use in all weather conditions without compromising functionality. Advanced Vibration Sensor: Equipped with a sensitive motion sensor, the alarm detects any tampering or movement, triggering the siren to alert you immediately. Easy Installation: Install this alarm effortlessly on any bike or scooter without needing professional help, thanks to its user-friendly design. Waterproof rating: IP65 3 volume levels: Low 96dB, Medium 105dB, Maximum 113dB Battery type: 3 AA batteries Battery life: 1~3 months for daily use (continuous standby for about 6 months) Operating frequency: 433.932 +/-75KHz MHz Wireless range: about 50M in open space Operating temperature: -40~+60°C Storage temperature: -30~+70°C Operating humidity: 0~80% Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: Black Material: plastic Package Contents: 1 * Alarm Host 1 * Remote Control 1 * Stand 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.