SYKIK SRTP901B TPMS for heavy duty RVs and trucks for up to 36 wheels

New improved version :    In real time, monitor the temperature and pressure in all your tires (Up to 22) wirelessly. Sensors can handle 0 to 225 psi    Special antenna eliminates any inference from other sources. Includes 2 sets of antenna to install on the unit, or outside of the cab.    With special air-leakage alarm to notify you if there is a leakage before the lower limit of air pressure is reached    Dual power monitor operates on included rechargeable battery, or via included cigarette lighter adapter to your vehicle.   Can easily add more sensors to monitor for more tires (up to 36). This system is designed to provide real-time monitoring of tire pressure and temperature of heavy vehicles such as RVs and trucks. With easy addition of sensors, the system allows monitoring of up to 36 tires. This wireless system is easy to install in minutes. With specially designed antennas (included), signals are received with minimum interference from other types of equipment you