Omega Vehicle Security OS642F - Manual (Page 12)

10
MAINTENANCE
Battery Replacement
Power is supplied by four 1.5V (AAA size) batteries. The " " appears on the LCD
display when replacement is needed.To replace the batteries, remove the screw
from the back of the meter and lift off the battery cover case. Remove the
batteries from battery contacts.
Cleaning
Periodically wipe the case with a damp cloth and detergent, do not use abrasives
or solvents.