Specifications: -Size(mm): 335(L) X 265(W) X 320(H) -Weight: 9.5 KGS -Plunger no. & dia.(mm): 3 X 22 -Pressure: 21 ~ 45 kg/cm2 -Engine: 3.5 ~ 4 PS -Motor: 1 ~ 2 HP Description: -Constructed design and mechanism outstanding. Character: -The motor or engine automatically unload while you stop spraying. -Energy consumption saves up to 35%. -Prolong the operating life of the spraying hose and sprayer successfully. -The highly sentive auto-release unloader offers you long distance spraying with efficient.