- Product Overview: 3V AA Battery Holder with Cover, Switch, and Cable. Voltage Output: 3V (battery not included). Dimensions: 68 x 34 x 19 mm. - Durable Construction: Made from high-quality ABS plastic, this battery holder features nickel-plated springs designed to securely hold your batteries in place. - User-Friendly Cable Design: Each AA battery compartment holder is equipped with tin-plated cables. The black and red two-wire design simplifies soldering and ensures easy connections. - Convenient Installation: The metallic spring and pen design facilitate quick installation, making it ideal for DIY projects. Each holder includes a housing cover to keep the battery securely in place. - Versatile Applications: Perfect for a range of uses, including powering LED lights, DIY electronics projects, and small appliances that require a reliable 3V power source. - Compatibility: Designed specifically for AA batteries, ensuring reliable performance and compatibility with numerous devices. - Optimal Size: Compact dimensions fit easily into various project designs without adding bulk, making it ideal for small electronic applications. - Dependable Performance: Ensures stable voltage output, providing consistent power for all your electronic needs.