$30 · Pair of Working Garage Door Safety Sensors

* for Chamberlain, LiftMaster and Craftsman garage door openers * a transmitter with an orange lite, and a receiver with a green lite * each with it's mounting bracket * each with about 20 in. of an attached pair of connection wires (complete wiring to garage door opener not included) * installed by slipping the bracket over each garage door track, 6 in. or less above the floor, connecting sensors to the garage door opener wiring, and aligning sensors so the green lite stays on * or, screwing brackets to the side of the wood under each garage door track $30 john.gruber@sympatico.ca, 613-824-6539