... 2-0.3MpaMaterial Packing Dimension38x18.5x57CMPacking quantity11 Knapsack pressure sprayer ,economic,safe,and efficient,with the characteristics of ... This product is produced by a new type of hand sprayer 16L, which has conservation, efficiency, anti-leakage characteristics ... air chamber structure, unique, modern design, stainless steel manufacturing boom. with a small force, step-up fast and efficient ...