Fisher-Price KID-TOUGH K7857 - Manual (Page 21)

Protect the environment by not disposing of this product with
household waste (2002/96/EC). Check your local authority for
recycling advice and facilities (Europe only).
• Replace the battery compartment door and tighten the screw with
a Phillips screwdriver. Do not over-tighten.
• Replace batteries when:
- Display on the screen becomes difficult to see.
- Toy functions erratically.
- Sounds become faint or there are no sounds at all.
Battery Replacement