Features: 100% brand new and high quality. Stable performance: simple working principle, stable and reliable performance, long service life, light volume. Resistant to strong pressure: it can be used in a wide liquid pressure range and can withstand more than 1 MPA at most. High degree protection: it can be used in indoor or outdoor environments. Adjustable: The flow rate range can be adjusted, allowing Allows the user to select the flow adjustment value according to the system needs. Wide range of applications: it can be used anywhere. in swimming pool equipment, gas meters, water meters, water machines, etc. coffee, water heaters and central air conditioners. Package Contents: 1 x Water Flow Sensor. Specifications: Material: plastic, metal. Operating voltage: 100 V. Operating temperature: -10 ~ 100 Measuring range: 1 L/min. allow errors of 1 to 1 2cm due to manual measurement, please make sure you do not mind before ordering. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Features: 100% brand new and high quality Stable performance: simple working principle, stable and reliable performance, long service life, light volume. Resistant to strong pressure: it can be used in a wide liquid pressure range and can withstand more than 1 MPA at most. High degree protection: it can be used in indoor or outdoor environments. Adjustable: The flow rate range can be adjusted, allowing Allows the user to select the flow adjustment value according to the system needs. Wide range of applications: it can be used anywhere. in swimming pool equipment, gas meters, water meters, water machines, etc. coffee, water heaters and central air conditioners. Package Contents: 1 x Water Flow Sensor. Specifications: Material: plastic, metal. Operating voltage: 100 V. Operating temperature: -10 ~ 100 Measuring range: 1 L/min. allow errors of 1 to 1 2cm due to manual measurement, please make sure you do not mind before ordering. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.