Features: Made of plastic, used for testing the instantaneous flow liquid.Measure flow range is 300-3000L or H The flow meter float is made of plastic shell, so it has good resistance to acid and alkali corrosion resistance This flow meter features stable performance, and its measuring accuracy is 4 percent . Application:It mainly used in chemical, petroleum, light industry, medicine, chemical fertilizer, 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 or H Working Pressure: less than equal 0.6Mpa Working temperature: 0-60°C Accuracy Class: 4 percent Fit for: DN25(1inch) Tube Thread: BSP Interface specification: DN25 Size: 23x5.9x5.9cm 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 shooting 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.