... . accurate measurement 2. easy to operate 3. safe to use in both direction of flo MYHT -1-2 hydraulic flow meter ... hydraulic system's discharge.pressure and temperature,is the initiation in china,and has gotten the country patent. Accessory 1,1 ... pieces 2,1.5m testing pressure line:1 piece 3,Tie-in:2 pieces 4,Multipurpose flange:4 pieces 5, Charger:1 ...