Before Starting; Install The Batteries; Turn On The Meter - Steren HER-408 Manual De Instrucciones

Install the batteries

Remove the compartment cover and insert 3 "AAA" batteries. Be sure to place them in the
proper position so that the polarity is correct. Then, replace the lid.

Turn on the meter

Press this button once to turn
on the meter
3

Before starting

MODE
HOLD
UNIT
If you want to turn off the
meter, press and hold the
button for a few seconds.