... decibels if touched or tampered with in any way thus alerting you to unwanted attention. The waterproof ... an alarm.B. If it is necessary to install the alarm, please use the key to twist the key core ... out with the key, then remove those two screws by the lock hole, take out the alarm device case, ... : 1) Can be used on: bike, scooter, door, car steering wheel, window, toolbox, truck, trailer, boat, shed, ...