User manual
65
OLED display brightness
Push and hold the SETUP key for approx. 2 seconds.
The display shows the setup windows „SETUP 1 APO TIME“ for 
automatic power-off. Push the SELECT key (5) to switch to the 
menu „SETUP 2 OLED BRIGHT“.
Use the MAX MIN key (8) to increase the value in intervals of 
10%.
Use the REL ZERO key (11) to decrease the value in intervals of 10%.
A brightness value of 0% sets the lowest brightness necessary to read the display. 100% sets 
the highest brightness.
To exit the settings menu, push and hold the SETUP key for approx. 2 seconds. The display 
returns to measuring operation.
  Please note that increased brightness decreases the battery life.
b)  HOLD function
The HOLD function freezes the current measurement in the display so you can read or 
protocol it without any rush.
   Before checking voltage-free conductors, make sure this function is 
deactivated.Failuretodosowillresultinfalsiedreadings!
PushtheHOLDkey(7)toactivatetheHOLDfunction;abeepsoundsasconrmationandthe
display shows „H“.
To turn off the HOLD function, push the HOLD key again or switch to a different measuring 
function.










