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 4400 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 11.1 volts, which reflects the battery's ability to charge very efficiently.The battery consists of 6 cells, which ensures that the device can be used for a longer time with high efficiency.Fit Laptop Models:R428 R430 R439 R429 R440 R466 R467 R468 R470 R718 R720 R507 X360 SeriesR478 R517 R480 R518 R522R463 R464 R460Samsung E251 NP-E251 NT-E251 seriesSamsung E252 NP-E252 NT-E252 seriesSamsung E372 NP-E372 NT-E372 seriesSamsung E152 NP-E152 NT-E152 seriesSamsung R423 NP-R423 NT-R423 seriesSamsung R464 NP-R464 NT-R464 seriesSamsung R465 NP-R465 NT-R465 seriesSamsung R538 NP-R538 NT-R538 seriesSamsung R540 NP-R540 NT-R540 seriesSamsung R580 NP-R580 NT-R580 seriesSamsung R620 NP-R620 NT-R620 seriesSamsung RV408 NP-RV408 NT-RV408 seriesSamsung RF410 NP-RF410 NT-RF410 seriesSamsung Q230 NP-Q230 NT-Q230 seriesSamsung P428 NP-P428 NT-P428 series