The Red/Yellow/Blue 3-Way Test Strip is an essential tool for maintaining the perfect water quality in your pool. This easy-to-use test strip measures three key parameters—chlorine, bromine, and pH levels—allowing you to ensure your pool is safe and well-balanced. With quick and accurate results, it helps you efficiently adjust your pool chemicals, keeping your water clear and healthy. Compact and convenient, each case contains 6 strips, providing a simple and reliable solution for regular pool maintenance.