How do I turn the RTG4 on?
Before first use, please unscrew the battery cover and remove the plastic tab between the battery and the connections. Following this procedure, you can turn the gauge on using the right button and turn the torch on using the left button.
How do I turn off the RTG4?
The RTG4 and its torch will automatically turn off after 60 seconds.
How do I change the measurement units?
Press the right button to change between PSI, BAR, KPA and Kg/cm