Upgrade the power source of your Samsung phone with this Genuine Samsung 4000mAh Battery. This battery is compatible with various Samsung Galaxy models such as A20, A30, A50, SM-A205, SM-A305, and SM-A505. It boasts a capacity of 4000mAh, ensuring long-lasting usage. This battery is an OEM product, manufactured in China. It comes with features that enhance its performance, making it an ideal replacement for your old battery. With this battery, you can enjoy using your phone for an extended period without worrying about running out of charge.