Portable Residual Chlorine Tester, Water Quality Detection, Testing Tool for Swimming Pools and Spas

Features: 1. An absolutely essential tool for pools and spas, ideal for simple pH and chlorine (Cl2) testing. 2. The large screen displays the pH and chlorine level results for easy reading. 3. Easy to use and provides instant and accurate results; no chemicals are needed. 4. Lightweight and portable, convenient to use, saving you time and money. 5. High-precision, stable, and reliable performance; small size, suitable for portable use. Specifications: Condition: 100% Brand New Item Type: Water Quality Tester Material: PVC Color: As shown in the picture Weight: Approx. 216g/7.6oz Uses: As a water quality detector Application: For aquaculture, swimming pools Power Supply: 1 x AA battery (not included) Testing Residual Chlorine Content: The recommended residual chlorine content for swimming pool or hot spring water is 1.2 to 1.7 ppm. A) Set the pointer to the "setting point" position. B) Hold the tester in one hand and the test rod in the other. Insert the metal rod into the water until it reaches the black position. Take a reading after the pointer stops swinging. C) Leave the test rod in the water and continue the pH test according to the instructions. Testing pH: The recommended pH for pool or hot spring water is 7.2 to 7.8. A) Leave the test stick in the water and turn the knob in the direction of pH until it clicks into place (the battery must be removed when reading the pH value). B) Wait for the pH reading after the pointer stops swinging. C) Gently dry the test stick, insert it into the slot near the tester, and store it. Package List: 1 x Water Quality Tester, 1 x Instruction Manual