Unison UEI/SPM16 - 16 litres Knapsack Manual Sprayer - They are made up of high-quality components that make them both reliable and long-lasting. It is used for spraying agriculture fertilizer, pesticide, chemicals, etc. They are smooth and easy to operate. The sprayer body is made up of high-density poly ethylene HDPE. It is highly durable sprayer and very strong. It is easy to carry with the wide filling mouth. It has a strong tank and stand for excellent back support. It has a plastic lance and chemically resistant seal with high-efficiency piston pump. It has padded shoulder straps and high-pressure premium PVC hose.