JED Pool 4-Way Test Kit is designed to accurately test for total and combined chlorine, bromine, pH, acid demand, and total alkalinity in your pool water. This kit includes a waterproof instruction card for easy and reliable testing. Each bottle provides over 100 tests, ensuring long-lasting use and convenience. I for maintaining balanced water chemistry, this test kit helps you keep your pool safe and clean with precise measurements every time. Model Number: 00-486