Dual Frequency transmitter that will work on all OHD/Genie brand 315 or 390 rolling code commercial openers including the the RX OHD commercial opener.
Includes 10 feet of signal hose outdoor air switch and hose plug
OPEN (all operators) when the vehicle passes over treadle hose. The weight of the vehicle on the treadle hose activates a pneumatic switch which sends an open signal to the door. Requires a 2-wire connection to the operator but does not require power to function.