Features: , high accuracy. Made of copper, strong and durable. Easy to install and convenient to use. Durable construction for long-lasting performance. Widely used in water industrial field, such as thermostatic water heater, water purifier, water dispenser, etc. Specification: Material: metal Model: YFB1 Type: magnetic Production Process: integration Input Voltage: DC5V Operating Voltage Range: DC5-15V Water pressure: 1.75mpa Measuring range: 1-25L/min Accuracy: 3% Flow Pulse: 11 x Q (Q=L/Min 3%) Output Pulse High Level: >DC 4.7V Output Pulse Duty Ratio: 50% 10% Connection: G1/2 Output signal: analog Protection grade: IPX1 Linearity: 1(%F.S.) Delaying: 0.5(%F.S.) Size: Approx. 4.4cm x 3cm / 1.73 x 1.18inch Weight: 76g Quantity: 1pc Package Included: 1 x Water Flow Sensor 1,, high accuracy. 2,Made of copper, strong and durable. 3,Easy to install and convenient to use. 4,Durable construction for long-lasting performance. 5,Widely used in water industrial field, such as thermostatic water heater, water purifier, water dispenser, etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.