Quick view Delphi Medical 9-2100 Battery Delphi Medical 9-2100 Battery Voltage: 4.8 Volts Capacity: 1800mAh Chemistry: NiMH - Nickel Metal Hydride Dimensions: L 2.24" (56.84mm) x W 2.03" (51.52mm) x H .62" (15.65mm) Replacement... MSRP: Was: Now: $34.95 Add to Cart