Some prices are showing as R0.00. To state the obvious we're not giving away these products. We're currently updating them.
Insert the tire probe in the side of the gauge
Measure the temperature the usual way - in the tread area
Push the Mode button to get to Temp Compensation
While in the Mode the pressures will be compensated and correct back to a standard temperature (80°)
Push Mode again to go to tire temps or back to traditional tire pressures