TPMS for Trailers, Travel Trailers, 5TH Wheels, Toy Haulers, Cars, Trucks and SUVs.;Monitor 4 Tire Positions with Optional 5TH Spare Tire;Simultaneous Pressure and Temperature Readings for up to 5 Tires;Lightweight Transmitters (0.3OZ) Perfect for Rubber, Brass or Steel Valve Stems;Optional Signal Booster Required for use on Trailer (Not Included)

• TireMinder TM55c-B Tire Pressure Monitoring System (TPMS) for Trailers, Travel Trailers, Toy Haulers, 5TH Wheels and more

TireMinder TM55c-B Tire Pressure Monitoring System (TPMS) for Trailers, Travel Trailers, Toy Haulers, 5TH Wheels and moreMinder Research, Inc.