Plastic battery holders with cover, integrated on-off switch, and 6-inch color-coded wire leads. 2xAA Battery Holder 3xAA Battery Holder 4xAA Battery Holder, Transparent 2 x AAA Battery Holder 3xAAA Battery Holder Battery holder breakout boards. CR2032 Coin Cell Breakout with On-Off Switch Simple, plastic battery holders. CR2032 Battery Holder 3xD Battery Holder Home > Components > Accessories for AVR Breakout Boards > Battery Holders