1. No need for irrigation or water diversion, suction up to 5 meters, lift up to 70 meters, outlet pressure ≥ 7 bar 2. Spacious flow, good passing performance, 125 caliber allows particle diameter up to 10 millimeters to pass through; 3. The head and flow rate can be infinitely adjusted through the opening of the air valve (the air pressure can be adjusted between 1-7 bar) 4. Working environment range: 5-65 ℃; Range of conveying medium (0 ℃ -100 ℃) 5. The pump has no rotating parts, shaft seals, diaphragms, etc. The medium pumped is completely separated from the moving parts and workpiece medium of the pump, and the medium conveyed is completely separated