Wide Detection Range: Accurately detects from 0.75 to 15L/min for versatile usage. Flexible Installation: Supports both vertical and horizontal installation to fit diverse pipe systems. High Signal Integrity: Stable output with high level equal 4.7V and low level less than equal 0.5V. Robust Electrical Performance: Withstands up to 1250V/min with no breakdown or flashover. Temperature & Humidity Resilience: Operates in -20°C to 80°C environments, to condensation and thermal shock. Leak-proof Construction: Passes 1.75MPa water pressure test with zero leakage. Applications: Water filtration systems HVAC control Household and commercial water dispensers Industrial fluid circulation monitoring Smart water appliances Specification:A:without plug Color:Black Material:ABS Package Contents: 1 * Rotary Paddle Switch Only the above package content, other products are not included. 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.