The 3BXLT exterior Open/Stop/Stop 3 button control station with keyed lockout functionality is used to operate gate openers and garage openers from a distance with a simple push of a button. Simple to install, they can be used to operate anything from a single gate to multiple gates or doors on your property. Wire is run to the open/close/stop relay on your garage door opener or gate operator and this one is key lockable for securing and entrance after hours or when access needs to be controlled. The wire gauge can be 18-guage or 22-guage and the system can operate up to 120 volts.