NEMA 4/12 Vehicle Loop Detector, 24V play structure Requires 828LM MyQ Internet Gateway

Requires 828LM MyQ Internet Gateway to connect to MyQ Smartphone App

Digital frequency discrimination prevents interference

though you may want to get three or four for larger

Yellow zinc dichromate premium rail finish offers maximum rust protection in open-air environments

NEMA 4/12 Vehicle Loop Detector, 24V play structure Requires 828LM MyQ Internet GatewayVehicle Loop Detector Outdoor Enclosure (NEMA 4 12) Watertight, oiltight enclosure with single 24VAC detector, wired to terminal block for field connection. OPEN only (all LiftMaster operators) or SAFETY HOLD OPEN only (operators with type B2, T, TS or T1 control wiring) when vehicle passes over loop wire. Requires a loop of wire embedded in the ground to connect to the detector. Requires 2 wire output connection to door operator and 24VAC power