3M MP7720 - Manual (Page 12)

Installing or Replacing Batteries
• Push and slide the battery compartment lid in the direction shown.
• Install one CR2025 battery as indicated by the diagram inside the compartment.
• Position the lid over the compartment and snap it back into place.
Caution
Avoid excessive heat and humidity.
Do not mix old and new batteries or different types of batteries.
3M ™
Personal Projector MP7720
9 © 3M IPC 2000