Please note: slight color differences due to lighting and display settings may occur, but do not affect functionality. GLX-FLO Flow Switch includes 1x GLX-FLO Pool Flow Sensor Assembly Kit. The kit includes a flow switch and cable. This flow switch monitors water flow through the brine system to ensure chlorine generation only occurs when proper water flow is detected. Improper installation may result in hazardous gas accumulation within the pool plumbing system. Premium Material & Excellent Performance: The GLX-FLO flow switch is constructed from high-quality plastic materials, designed for durability and long service life. The sensor reliably monitors water flow rate to prevent chlorine buildup, helping protect your pool and equipment from damage. Wide Compatibility: Compatible with all salt chlorine generator systems for Hayward Goldline. Suitable as a replacement for the following chlorinators: Aqua Rite Electronic Chlorine Generators (all models), Naturesoft Water Purification System (all models), Mineral Springs (all models), Aqua Trol Above Ground Pool Automation (all -HP models), SplashCLEAR (all models except -RJ versions). Designed to fit Hayward models: GLX-FLO-RP, GLX-FLO-RP2, GLX-FLO-RP3, GLX-FLO-RP4, GLX-FLO-HP, Q-12DS-C2, OPT-F/S. Color: As shown Material: Plastic Package Contents: 1 x Flow Switch Assembly for Hayward with cable Note: Only the items listed are included. Lighting and screen settings may cause minor color variations between the product image and actual item. Measurement may vary by +/- 1-3 cm.