Features Transparent panel for easy reading at a glance. High measurement accuracy with an error of less than 4%. The shell is made of ABS plastic, which is resistant to scratching and anti-aging. Suitable for measuring and monitoring flow rate of many kinds of liquid. The float is made of PTFE which is resistance to acid alkali resistance. Feature: 1. Transparent panel for easy reading at a glance. 2. High measurement accuracy with an error of less than 4%. 3. The shell is made of ABS plastic, which is resistant to scratching and anti-aging. 4. Suitable for measuring and monitoring flow rate of many kinds of liquid. 5. The float is made of PTFE which is resistance to acid alkali resistance. Specification: Item Type:Flow Rate Measurer Model: LZS-25(D) Material: ABS Plastic Interface Type: Plastic Flat Mouth (Inner Diameter 32mm / 1.26in) Applicable Medium: Liquid Accuracy: 4% Flow Range: 250-2500L/H Working Pressure: ≤0.6Mpa Working Temperature: 0-60 ° C Float Type: PTFE Product Size: 235 x 58 x 58mm / 9.25 x 2.28 x 2.28in   .w-e-text table td,.w-e-text table th,;.w-e-text table, Package List: 1 x Flow Meter Note: Please allow small size error due to manual measurement. Thanks for your understanding. Package List 1 x Flow Meter