Feature:1. 5 in 1 Tests: This water quality meter can be applied to test the TDS, EC, salt, S.G, and temperature, useful and reliable.2. Accurate Work: With high accuracy and wide measuring range, the tester also enables quick data stabilization and calculation.3. Practical Use: Not only suitable for drinking water testing, but also ideal for the water testing in pool, aquarium and so on.4. Clear Display: Thanks to the digital display, the data viewing and whole operation are much more convenient and time saving.5. Easy Carrying: Pen design together with light weight and compact size ensures simpler daily carrying and storage as well.Specification:Item Type: Water Quality TesterModel: 066Material: ABSBattery: 1 x CR2032 3V (not included)Application: Water Quality TestingScope of Testing:EC: 0~19990us/cm, 0~199.0ms/cmTDS: 0~9990ppm, 0~199.0pptSALT: 0~199.9ppt, 0%~20.0%S.G: 1.000~1.400Temp: 0~50 (32~122).Package List:1 x Water Quality Tester1 x User Manual