Part number: --RP Pool flow switch replace --, Q-12DS-C2, OPT-F/S, GLXFLOP Compatible model: Pool flow sensor compatible with: Aqua , Aqua Pro, Aqua XL, Aqua Logic, , Pro Logic, Mineral Springs Mineral Springs MS10/MS11,H40, SwimPurePlus, SplashCLEAR, SmartPure, Splash SP-40 Function: Pool flow sensor with 15 feet long cable detects water flow to protect your saltwater system, automatically controls pump operation when flow rate drops below safe levels Simple installation: Screw the salt system flow switch into the tee housing (if there is a leak, use the supplied waterproof tape to wrap the threads before screwing it in) and plug the other end of the telephone line into the controller Flow Switch Tee (The product is slightly different and does not affect the use) Color: Black & White Material: plastic Package Contents: 1 * Flow switch 1 * Raw tape 1 * Tee 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.