Keep your Nokia Lumia 810 or 822 powered up with the Nokia BP-4W OEM Battery, a genuine product designed specifically for your device. The battery ensures compatibility and reliability, providing the necessary charge to keep your phone running throughout the day. With its easy installation process, you can quickly replace or upgrade your current battery and get back to using your smartphone without interruption. The BP-4W model is crafted to deliver long-lasting performance, making it an essential accessory for your Nokia Lumia experience.