Replacement battery for IV Pump 2.2 Veterinary. Specifications: 1000mAh, 7.2V, Ni-Cd. Compatible with: IV Pump 2.2 Veterinary, Veterinary IV 2.2 Infusion Pump. Replaces: Heska 400-940. Heska replacement battery designed for Medical devices. A precise, secure fit you can rely on.