The battery is made of high quality materials to ensure durability and high qualityThe battery was manufactured using lithium-ion technology, which is the latest in the world of batteries and is used very widely in laptop computers because it is characterized by its light weight, high discharge rates and provides sufficient high current to operate the device with high efficiency, and is characterized by a very high energy density. In addition, it does not It suffers from memory effect, and safety and security factors have been taken into account; So the battery comes with special protection circuits.The battery has a high capacity of 2200 mAh, which ensures that the largest amount of electrical energy is stored for an optimized use for a long time.The battery comes with a voltage of 1404 volts, which reflects the battery's ability to charge very efficiently.The battery consists of 4 cells, which ensures that the device can be used for a longer time with high efficiency.Compatible with Eraser B50 Series 45N1183 IdeaPad N40-45 Series ModelsM4400 Series 45N1184 IdeaPad N 50-45 SeriesN50 Series 45N1185 45N1186 L13M4A01Eraser B40 Series 45N1187 L13S4A01 L12L4E55Eraser M4450 Series Eraser B50-30 Touch Series B40-70 SeriesEraser N40 Series Eraser B50-45 Series B50-45 Series B50-70 SeriesIdeaPad B40 Series Eraser B50-70 Series Eraser B40-70 SeriesIdeaPad M4450 Series IdeaPad B40-45 Series Eraser N40-70 SeriesIdeaPad N40 Series IdeaPad B50-30 Touch Series Eraser N50-70 SeriesIdeaPad V4400 Series V4400 Series 121500191M4450 Series 121500190 121500192 N40 Series