This multi function instrument combines the Prisma Electronics Hiprema 4 Digital tyre pressure gauge with the digital pyrometer to allow the precise display and storage of multiple tyre pressures and temperatures.Combines accurate tyre pressure and temperature measurementsSwitchable units of measurement (Bar / Psi, Degrees C / Degrees F)Perfect for Motorsport useHighly accurateStores up to 50 sets of tyre pressure data and 50 sets of tyre temperature dataChoice of K Type probe or Infrared sensor for temperatureThe different modes can easily be selected with a simple push of a button. The easy to read display features a back light and an ambient light sensor which automatically adjusts the brightness for the optimum viewing. TYRE PRESSURE MODEThe Hiprema 4 is a professional tyre pressure gauge designed for Motorsports use in both 2 and 4 wheels. Automatic calibration provides accurate pressure measurements, every time, which can be stored in the units built in memory. the unit is water