Keep your pool pristine with the JED Pool 4-Way Test Kit! This handy kit allows you to effortlessly check total and combined chlorine, bromine, pH levels, acid demand, and total alkalinity - everything you need for optimal pool health. With a waterproof instruction card included and over 100 tests in each bottle, maintaining your pool has never been easier. Dive in and ensure your pool is always swim-ready in the Caribbean sun!