TrolMaster BETA-8 - Minimum CO2 Recorded Value Recall

3. Minimum CO2 Recorded Value
Recall
Press HOME button twice, the LED will
display the minimum CO2 recorded value and the
Min LED indicator will be blinking. To clear
the record, press UP button or DOWN button
, all digits on LED display will be blinking,
press and hold HOME button for 3 second to
clear the record.