Keep your Nokia Lumia 810 or 822 powered up with this genuine Nokia BP-4W OEM battery. Designed specifically for your device, it ensures reliable performance and extended battery life. A direct replacement for the original battery, it maintains the same reliable quality and compatibility that you expect from Nokia. No need to search for complicated charging solutions; this battery is ready to keep your phone running smoothly. With its easy installation process, you can quickly replace your current battery and get back to using your device without interruption. Keep your phone powered and stay connected with this essential accessory.