General 3DG Instruction Manual page 8

USING YOUR LASER
POWER SUPPLY
▪ The instrument is supplied with four AA
Ni-Mh batteries as its power source.
8
Charging or replacing the Ni-Mh batteries
▪ Remove the battery cover door and the
batteries.
▪ Insert the batteries into the indoor charger.
Insert the supplied power cable and plug into
a power source.
▪ When fully charged, insert the batteries
according to polarity and replace the battery
door.