This product is recently developed by our company which has good safety, and leakage prevention features and is cost saving. The air chamber and liquid pump are integrated and the built-in air chamber ensures good security and tightness. Large diameter of the piston ensures higher working efficiency. Trigger switch provides reliability and comfortable operation. Diaphragm structure ensures good tightness. Besides continuous spray method, intermittent spray method is also available to save pesticide. The design of reagent tank simulates the shape of the human back. Its main components are made of new type high quality material with high strength, good corrosion resistance and long life. Packing: 1pc/packing Packing dimensions: 38 x 18 x 52cm Payment Terms: T/T, L/C Certification(s): CCC