Entry and exit loops, which can be buried wires linked to a Particular machine within your gate operator that acts as a change to open up or near your gate AutoGate Northern Ireland www.ElectricGatesNewry.com 07855-781433 02830-886666 Contact Adrian for help, advice or information on Electric Gate Installation or Electric https://automatedgaterepairshills91244.blogofchange.com/28509199/are-you-in-need-of-electric-gates-ireland-prices-just-call-adrian-on-07855-781433-professional-reliable-help-for-electric-gates