2
1 Battery Installation
1.1 Please install batteries according to the following steps. *Please note direction of batteries: All
POSITIVE SIDES (“+”) FACING UP. (Wrong installation of batteries will cause damage to
the tester and potential hazards)
① Pull the battery cap up
② Slide the battery cap along to the direction of arrow
③ Open the battery cap
④ Insert the batteries (ALL POSITIVE SIDES FACING UP) (see graph)
⑤ Close the battery cap
⑥ Slide and lock the battery cap along to the direction of arrow
⑦ Fit the tester’s cap while making sure to push all the way down. The tester’s
waterproof design may be compromised if the cap is not fitted correctly.