Batteries are necessary part of our books. Quality of the sound is very dependable on batteries condition. Batteries should be changed when sounds mix, distort.
Buy AG12 386 Button Cell Watch Batteries (10 Pack): Shop top fashion brands Coin Just what I needed for all the children books that had "run out of juice".
Books that use these batteries are available for sale in the Smart Kids Catalog! The batteries are Free! You only pay for processing and shipping. With the. The 3 R's for Kids