Replacement battery fits 21 Smiths compatible models. Specifications: 2000mAh, 9.6V, Ni-MH. Compatible with: Capnocheck, 3303, AD700, 8200, BCI Capnocheck CO2, BCI Capnocheck SPO2 and 15 more compatible models. Replaces: Smiths 9714, Smiths AAPLQBC1108, BCI 120221, BCI BATT/110221-K, BCI AAPLQBC1108, BCI OM11094 and 9 more. Smiths replacement battery designed for Medical devices.