Replacing The Battery - Steren ET-100 Manual Del Usuario

REPLACING THE BATTERY

A symbol will display in the screen when the batteries are almost
empty. Then, you must replace them with two new AAA alkaline
batteries.
To replace them, remove the screw from the battery compartment cover
and place new batteries, paying attention to polarity.
Remove the batteries if you are not going to use the appliance for a long
period of time.
ENGLISH-04