ECG machines Battery for Nihon kohden ECG-9620 1.Model: SD-901D 2.Voltage: 12V 3.Capacity: 2.0Ah 4.Battery Type: Ni-MH A 5.Color :White /Blue/ Black 6.Weight: 756g 7.Demension: 180*46*18mm 8.Application:Compatible with ECG machines Nihon Kohden ECG-9620,ECG-9620P,SB-901D,ECG-6851K,6511,9620P,9130P,ECG-6951d