Apple M3748LL/A replacement laptop battery by Amstron are made from the highest quality cells and parts. The LMA-13 is designed to meet or exceed original equipment specifications. This battery has been rigorously tested to ensure that it is 100% compatible with the Apple PowerBook 190 and PowerBook 5300 notebook models. • Chemistry: NiMH • Rating: 14.4V 2100mAh • Color: Dark Grey • 100% original manufacturer compatible • Guaranteed to meet or exceed original specifications • Highest quality Japanese battery cells • Full 1 year warranty