Amprobe AM-270 Industrial-Multimeter - Manual (Page 17)

11
Backlighted Display
Press the SELECT button for 1 second or more to turn on or off the display
backlight function. The backlight will also be turned off automatically after 30
seconds to extend battery life.
Hold
The hold function freezes the display for later view. Press the HOLD button
momentarily to activate or to exit the hold function
Zoom 5x Analog Pointer
The Zoom mode analog pointer magnifies up to 5 times the regular analog bar
graph resolution to show minute signal changes with a single analog pointer.
It is virtually equivalent to the bar graph resolution of 5 X 50 = 250 segments.