CL2 Tester 2 in 1 Water Quality PH&Chlorine Level Portable Digital PH Meter for Swimming Pool Spa Water Quality Analys 40%OFF Features: No pollution, no consumable, self-cleaning. Made of premium plastic shell, durable and sturdy. Quickly test PH, organic pollution and harmful substancesin water. A convenient tool to test water pH and chlorine level for swimming pool and spa. Easy to operate and convenient to carry, you can quickly test whether chlorine and PH are in the ideal range. Large screen displays the test result on pH and chlorine level for easy and accurate reading. Special designed for family-sized swimming pool or spa. Specification: Color: white Material: Plastic Weight: 296g Power supply: 1* AA 1.5V alkaline battery (NOT included) Recommended chlorine level for swimming pools and spa is 1.2 to 1.7ppm Recommended pH level for swimming pools and spa is 7.2 to 7.8 Size main unit: about 190x120mm Size probe with handle: about 150 mm long Size probe (only): about 48mm long Size cable (only): about 130mm long Features: 1. Made of premium plastic shell, durable and sturdy. 2. Easy to operate, no more chemicals need. 3. A convenient tool to test water pH and chlorine level for swimming pool and spa. 4. Large screen displays the test result on pH and chlorine level for easy and accurate reading. 5. Light weight and compact, easy to carry. With a hole for convenient hanging. Specifications: Material: Plastic + Metal Color: Gray White Size: approx. 18 x 11.6 x 3.1cm / 7.1" x 4.6" x 1.2" Power Supply: 1 x 1.5V AA Batteries(not included) Recommended chlorine level for pools and spas: 1.2 ~ 1.7ppm Recommended pH level for pools and spas: 7.2 ~ 7.8pH Testing Chlorine Level: Recommended chlorine level for pools and spas: 1.2 ~ 1.7ppm 1. Position the needle to your "adjustment point". 2. Holding the tester in one hand and the probes in the other, insert the probes into the water up to the black band. Wait until the needle rests for a better chlorine reading. 3. Leave the probes in the water. Test pH Level: Recommended pH level for pools and spas: 7.2 ~ 7.8 1. With the probes still in the water, turn the wheel all the way to "pH" until it clicks(battery must off for pH reading). 2. Wait until the needle rests on the pH reading. 3. Gently dry probes and insert into the holder on the side of the tester for storage. Attention: 1. Please don't immerse the probe in any liquid other than pool or spa water. 2. Please rotate the switch to close position when not in use. 3. Please store the tester in cool and dry place. Usage: Before you use this tester for the first time, you must adjust it to match your swimming pool or spa water with the following sequence: 1. Test your pool or spa water using a conventional liquid test kit 2.