Upgrade the power source of your LG K4 with this high-quality battery. This internal battery has a capacity of 1940mAh, ensuring long-lasting performance for your cellphone. It is compatible with LG K4 and is made in China. This battery is perfect for those who are always on the go and need their phone to keep up with them. It is designed for LG K4 and is suitable for all networks. With this battery, you can stay connected and productive all day long.