Features & Benefits:
Extra TireMinder Transmitters; Compatible with all TireMinder Tire Pressure Monitoring Systems
TPMS for RV, Trailer, MotorHome, Truck, Car or Any Other Vehicle with Brass (Rubber) or Steel Valve Stems
Replaceable Battery with 9-14 Month Lifespan (CR1632)
Simply Replaces Valve Cap; Small, Light, and Out of the Way (0.5 OZ)