Comfortable and efficient: Made of high quality PP / PE material for durability. The sturdy construction and comfortable grip make it a guardian. Design: The spray bar is made of stainless steel tube, and the length of the telescopic rod can be adjusted freely. Large diameter piston pump, easy to pressure, long lasting spray. Safety: With a pressure relief valve, it can automatically discharge the pressure in the case of too much air, which can avoid the danger of pot explosion due to excessive pressure. Can effectively extend the service life. Easy to carry: The backpack strap is designed to adjust to a variety of back lengths for easy carrying of heavy loads. Scope of application: Widely used in garden irrigation, cleaning vehicles, sanitation and other activities.