Button Functions
Use this switch to select the desired
function and range for measurement.
Press this button to lock the
measurement results, press again to
cancel it.
Long press to turn on the backlight,
long press again to turn off it.
Plug the black test lead into this
terminal.
When the current is less than 200mA,
plug the red test lead in this terminal.
When the current is between 200mA
and 10A, plug the red test lead into this
terminal.