NFI-AI-100/200 Needle-free Injection System is a new solution of drug delivery for small livestock including young pigs, dogs, cats, sheep, or other pets. It is powered by a powerful compressed air spring and electrical motor. The oprerator just needs to hold the animal, and press the injection part against the nozzle of the device. The injection finishes instantly. There is almost no injection reaction. Continuous injection, suitable for large quantity injection. Please contact zamedical@aliyun.com for detailed information.