Installing AA Batteries
The handheld device operates on two AA batteries (not included). Use NiMH or lithium batteries for best results.
- Turn the D-ring counter-clockwise, and pull up to remove the cover.
- Insert two AA batteries, observing polarity.

- Replace the battery cover, and turn the D-ring clockwise.
Selecting the Battery Type
- From the main menu, select Setup > System > Battery Type.
- Select Alkaline, Lithium, or Rechargeable NiMH.