Wipe the outside of the unit with a soft, damp cloth.
Clean the lens with a standard lens cleaning product.
Do not clean unit with harsh abrasive or any solvents.
Unit is NOT waterproof, only water-resistant. DO NOT submerge in water.
Pull the antenna GENTLY to get better reception and retract it properly when not in use.
When the unit is idle for more than 60 days, please hand crank for 3-5 minutes to activate the internal battery.