Features: Experience unparalleled precisions with the Hall Flow Meter, to deliver accurate water flow measurements for industrial applications. The innovative ensures a stable flow reading, while the high precisions sensors and ABS material construction ensures long reliability. For professional such as industrial production managers, laboratory researcher, and water treatments engineers who demand precise flow data. This flow meter excels in various setting, including factory production lines, research laboratories, and water treatments facilities, where monitoring and controlling water flow. With a broad measurement, this flow meter adapts to diversing requirements, ensuring that drop counts in your precise water management tasks. Specifications: Material: ABS Working Current: 15mA(DC5V) Load Capacity: Less Equal to 10mA(DC5V) Working Temperature: Less Equal to 80℃ High Level Output Pulse: Large Than DC4.5V(Input DC5V) Low Level Output Pulse: Lower Than DC0.5V(Input DC5V) Flow: 0.3-8L/Min±5%(Big Hole), 0.1-1.5L/Min±5%(Small Hole) Flow Pulse Characteristics: Big Hole: Hz=[13.5xQ]±5%(Horizontal Testing) Small Hole: Hz=[55xQ]±5%(Horizontal Testing) Size: About. 8x2.7cm/3.15x1.06in Pattern: Large/Small Package Includes: 1pc Water Flow Meter note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.