Birchmeier Iris 15 AT3 Backpack Sprayer allows a reliable application of pesticide, herbicides, biological agents, and other plant protection products in your garden. This new generation backpack sprayer features an ergonomically-designed tank with S-shaped padded carrying belts secured with a click system for easier and more convenient use. It is constructed of a combination of high-quality brass, stainless steel reinforced frame, and plastic to ensure durability and long-lasting use. Its new stainless steel pump lever system can be rotated and operated right-handed or left-handedly, and its anatomically-shaped, adjustable handle offers better comfortability. It also features adjustable nozzles 1.33mm with up to 87 psi maximum pressure, along with locking and blocking function on the brass trigger valve, integrated greased piston, and adjustable piston ring. A spray wand carrier for Vario Gun and spray tube is also added, plus it has a large opening with filter to allow easier refill. Additionally, a fine filter was included in the shaped suction bend and the pump fixation is improved to ensure efficient application every use. This backpack sprayer has a 4-gallon capacity tank and weighs 4.7 kg.