Extra TireMinder Transmitter for TireMinder A1A, TM66 and TMG400C TPMS;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)

• 2-Pack Brass Transmitters for TireMinder TPMS (TMG400C, TM66 and A1A)
• Black

2-Pack Brass Transmitters for TireMinder TPMS (TMG400C, TM66 and A1A)Minder Research