①. Product selling point: 1. The product design is concise, in line with European and American aesthetics, practical in function, and easy to read; 2. The product is practical and can measure data such as water flow and average water flow. ②. Major function: Can be installed on water pipes to measure water flow instantly when watering flowers or washing cars. Built-in Hall sensor, more reliable measurement. Measure real-time total water flow, last water consumption, average daily water consumption for 7 days, and total water consumption. Built-in Hall sensor, more reliable measurement. Low battery indicator. IPX6 waterproof. ③. Name: Water Flow Sensor ④. Material: Plastic ⑤. Color: Green + black ⑥. Battery: 1 x CR2032 (included) ⑦. Flow range: 0-2000m/h ⑧. Joint Pipe Bore Size: 3/4 inch ⑨. Coupling Type: Male BSPP Thread ⑩. Measurement Range: 1-40L/min ⑪. Working Pressure: 0.5~8 BAR ⑫. Package Contents: 1 x Digital Water Flow Meter. Only the above package content, other products are not included. ⑬. Note: Light reflection 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.