Omron HCG-801 - Manual (Page 13)

1. Slide the battery cover in the direction of the arrow, and lift the end of
the cover upwards.
NOTE: Do not pull hard on the cover.
2. Insert two LR03(AAA) batteries so the + (positive)
and the - (negative) polarities match the polarities on the
battery compartment as illustrated.
NOTE: Always use LR03(AAA) batteries.
3. Close the battery cover.
Lower the battery cover ( 1), then while gently pressing the cover
down, slide it in the direction of the arrow (
2).
HOW TO INSERT AND REPLACE BATTERIES
13
1
2
Operating Instructions