The battery for the Apple iPod Nano 5th generation is a high-quality lithium-polymer battery specifically designed for use in Apple devices. Weighing 50 grams, this battery provides a reliable power source for your device and ensures optimal performance. The battery is classified as a device battery, meaning it has been developed for use in specific devices. The battery size is device-specific, allowing for easy integration into the iPod Nano 5th generation. This battery is subject to declaration, indicating the need to handle it according to applicable regulations. The UN number 3480 indicates that it is a lithium-ion battery, which is subject to special transport regulations. With this battery, users can extend the lifespan of their iPod Nano and maintain the functionality of the device.