Universal 12V Vibrating Alarm System for Car Motorcycle Sound Warning Horns Easy Installation Anti-theft Alarm Device Remote -- The universal 12V alarm is suitable for all 12V vehicles. It can be connected to the power supply, and the installation is simple and convenient. You can also supply your own 12V power supply for anti-theft applications such as doors, windows, warehouse doors, etc. Remote Control Motorcycle Alarm SYSTEM1. Arm2. Disarmament3. Sensitivity adjustment4. Search for vehicle5. Six sound audio6.5 grade remote sensitivity adjustment7. Low power consumption, battery life is not affected in any way Technical data: Alarm host: Operating voltage: 12V 3V Alarm volume: 115dB-120dB Static current: 5mA Working temperature: -20 ~ + 85 Main frame size: 80 * 73 * 40 mm Remote control control: Working frequency: 315MHZ Working voltage: 3V If you want to adjust the sensitivity: Keep pressing the bell button on the remote control and don't let go. After a few seconds, the speaker will sound and automatically proceed to sensitivity adjustment. Now you can let go. One sound of the horn is first gear, two more sounds are two-position and so on, first gear is the least sensitive. Press the button again to select the desired gear.