Features: Made of plastic, used for testing the instantaneous flow liquid.Measure flow range is 300-3000L/H The flow meter float is made of plastic shell, so it has good resistance to acid and resistance This flow meter features stable performance, and its measuring accuracy is 4%. Application:It mainly used in chemical, petroleum, light industry, medicine, chemical , chemical fiber, food, environmental protection and scientific research departments, which is used to measure single phase of pulsation (liquid) flow of the fluid. Specifications: Model: LZS-25 Measure Flow Range: 300-3000L/H Working Pressure: less than equal 0.6Mpa Working temperature: 0-60°C Accuracy Class: 4% Fit for: DN25(1inch) Tube Thread: Interface specification: DN25 Size: 23*5.9*5.9cm Weight: 267g color: blue material: plastic Package Contents: 1 x LZS-25 Flow Meter Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.