Feature: 1. The PH value detection can test the PH value of the pool, which is convenient for timely adjustment. 2. Chlorine detection can detect the chlorine content in the pool and keep the water quality healthy in-time. 3. The instrument panel shows clearly, indicating the appropriate PH value and chlorine value to help users better adjust the water quality. Specification: A convenient tool to test water PH and chlorine level for swimming pool and spa. Two in one design, easy to operate and convenient to carry, screen displays the test results on PH and chlorine level for easy reading. Features: The PH value detection can test the PH value of the pool, which is convenient for timely adjustment. Chlorine detection can detect the chlorine content in the pool and keep the water quality healthy in-time. The instrument panel shows clearly, indicating the appropriate PH value and chlorine value to help users better adjust the water quality. Easy to carry, small size, easy to store, hand-held operation, simple and convenient. With sandpaper, it can effectively cleans the probe and improve the service lifes of the detector. Special designed for pool or spa water. Specifications: Material: plastics Battery: AA: 1.5V, 800mAh (Battery is not included in the shipment) Chlorine level for pools & spas: 1.2 ~ 1.7ppm PH level for pools & spas: 7.2 ~ 7.8 Item size: 190 * 120 * 80mm / 7.5 * 4.7 * 3.1in Item weight: 160g / 5.6ounce Package size: 200 * 135 * 80mm / 7.9 * 5.3 * 3.1in Package weight: 235g / 8.3ounce Note: Do not immerse the probe in any liquids other than pool or spa water. Any-time you use your tester to test the chlorine level, you need to adjust the meter to the "adjustment point" before testing. Packing List: 1 * Water Quality Tester Package List: 1 * Water Quality Tester