A&D EJ-123 Instruction Manual page 12

Installing the Batteries
1. Turn the balance off and disconnect the AC adapter if used.
2. Slide the battery cover off.
3. Push the battery box up to unhook and pull it out.
4. Insert four new batteries (LR6 / R6P / AA) into the battery box,
taking extreme care of the polarities.
5. Push the battery box into the balance as before.
6. Attach the battery cover.
The battery indicator turns on when the balance
is powered by the batteries. It will change as the
battery voltage decreases.
New   Coming close to "lb0".
10
Battery cover
Four batteries
Hook
Battery box
Hook