Features: High quality Adjustable: The flow range can be adjusted, allowing the user to select the flow setting value according to the needs of the system. High degree of protection: It can be used in indoor or outdoor environments. Stable performance: Simple working principle, stable and reliable performance, long working life. Wide range of applications: It can be used in swimming pool equipment, gas meters, water meters, coffee machines, water heaters, and central air conditioners. Withstand strong pressure: It can be used in a large liquid pressure range, and can withstand up to 1MPa. Specifications: Material: Plastic, Metal Working Voltage: 100V Working Temperature: -10 to 100C Measuring Range: 1L/min Working Current: 0.5A Maximum Temperature Resistance: 100C Power Supply: 100V 3C Rated Voltage Range: 100V Thread Size: 1 inch Package Includes: 1 x Water Flow Switch Sensor Note: 1. Please allow 1-2 cm errors due to manual measurement. Make sure you do not mind before ordering. 2. Due to differences between monitors, the picture may not reflect the actual color of the item.