customers choice of PC or Laptop both of which can be easily integrated with existing trolley Fixed PC work stations Bluetooth or cable communication between Gas analyser module and PCLaptop allows total freedom whilst performing on emission test.Technical InformationFeatures Fast warm-up (1 min typical)Clip-on RPM measurementOil Temperature measurementGas accurate to OIML 0Options -Bluetooth or Wireless Connectability-Universal Vibration Ultrasonic RPM Measuring Kit -Battery Tachometer-Cabinet