Door Handle Alarm with Vibration Triggered 120dB Alarm Audible up to 550FT Away Hangs on Door Knob or Handle for Travelling, Hotel, Apartment, Home Security(Pack of 2)

Have you considered getting one of those alarms you hang on the door or in your case the gate? You know the kind that people put on the doorknob in hotels when they're out of town? 2-Pac one for gate, one for door