Vet/IV Infusion Pump Find out why thousands of customers love Heska's Vet/IV Pump. The unit is easy to use, can be operated on battery or AC power, and can be mounted on a cage or IV pole. Weighing only 2.6 pounds, the Vet/IV Pump supports three pressure settings and can be programmed for very small to very large volumes with rate and time or rate and volume to be infused.