Amstron Power Solutions provides high-performance, reliable replacement batteries for laptops. A leading provider of mobile technologies since 1996, Amstron replacement batteries are tested rigorously to make sure our batteries provide maximum productivity and dependability. Extensive knowledge and training in rechargeable battery development, has enabled Amstron to develop a reliable and safe line of rechargeable batteries. The LMU-10 is designed to replace Mitsuba OEM part numbers 20701BATT, 20702BATT, 50-100065-00 and many other notebook OEM batteries. It fits the Mitsuba Ninja 486SX-25, Ninja 4S-25-CA and many other laptop models. • 7.2 Volts • 8000mAh Capacity • NiMH • 100% original manufacturer compatible • Guaranteed to meet or exceed original specifications • Highest quality Japanese battery cells • Full 1 year warranty