DescriptionProvides an accurate digital test in seconds. Tests for Free Chlorine, pH and Total Alkalinity.Get the best of both worlds – the ease and accuracy of AquaChek test strips, plus advanced digital technology. Just dip the test strip in your pool or spa, insert the reader, and get fast, accurate results in seconds.Perfect for Mr. Gadget! Most choose this digital analyzer if they have color blindness. No guessing – you’ll know exactly the water status with the TruTest Digital Reader.You’ll enjoy: Fast, accurate results in 15 seconds with technology designed specifically for pool and spa analysis and no more color matching A large, easy-to-read LCD screen that displays test resultsNew Improved Functions! Auto-Timer with Countdown Feature Color Matching Controls Improved InstructionsOther features of the TruTest Chlorine Digital Test Strip Reader: Numerical test results and “low,” “ok,” or “high” indicators for: Free Chlorine pH Total Alkalinity Water-resistance Memory function – the reader stores the last 9 test results Simple power source: 2AA alkaline batteries (not included) Sixty (60) day limited manufacturer’s warrantyTruTest Chlorine Digital Reader Includes: TruTest Chlorine Digital Test Strip Reader User’s guide in 15 languages Pool Care and Treatment Information 25 TruTest Chlorine Digital Strips