Johnson JRT300-RDHV-S Instruction Manual page 20

3. Operation
To install batteries into the remote, open the battery compartment
and insert two "AAA" alkaline batteries according to the polarity
illustrated inside.
NOTE: Take the batteries out when the unit is not in use for a long
time.
Press any button on the remote to turn it on.
The buttons on the remote work the same as the buttons on the
rotary laser.
4. Maintenance
• Keep the remote clean. If unit becomes dusty, use a clean cloth to
gently wipe it clean.
• Avoid knocking the unit over or allowing it to fall to the ground.
• Although the remote is rain resistant, avoid submerging the unit
in water or other liquids. If unit comes into contact with water or
other liquids, wipe it dry immediately.
• Do not use unit around fire or expose it to fire in any way.
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