Features 4 in 1: This water quality tester can detect PH, TDS, EC and temperature, compact structure, easy to carry out. Precise Chip: Adopt high sensitivity chip, the measurement of value is fast and accurate, very convenient and reliable. Wide Application This water quality tester can be widely used in drinking water, sewage treatment, water purification, aquariums, aquaculture, etc. High Definition Screen The water quality detector is equipped with a large high-definition display screen, intuitive and convenient for reading. ECO-FRIENDLY CASE The case adopts environmentally friendly plastic material, drop and drop resistant and wear-resistant, safe and healthy. Specification: Item Type: Water Quality Tester Material: titanium alloy, plastic Length: approx. 180 mm/7.1 inches. Top width: approx. 37mm/1.5in Bottom width: approx. 24mm/0.9in Package list: 1 x Water Quality Tester Package List 1 x Water Quality Tester