Features: Precisions Flow Detection & Automatic Shut Off This flow switches with G1/2 threaded interfaces ensures accurate water flow monitoring and instantly activates circuit protections against pump dry running, safeguarding equipment with reliable leak proof performances. ABS construction and corrosion resistant G1/2 port withstands pressure environment while maintaining sealing, ideal for long time use in diverse liquid media including cold/hot water systems. Essential for HVAC technicians, agricultural irrigators, and industrial maintenance requiring flow monitoring and equipment protections in water dependent operations. Perfect for hydroponic setups, solar heating circuits, and factory machinery where consistent liquid flow control and automatic pump shutdown during anomalies is critical. Streamlines installations with tool frees mounting and clear wiring guides – this flow meter integrates seamlessly into existing pipelines for instantly operational readiness without complex configurations. Specifications: Material: ABS Water pressure resistance ≤ 1.75MPA Working flow ranges 1-30L/Min Package Includes: 1Piece Water Flow Sensors note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.