Feature: 1. [Automatic Temperature Compensation] The salinity tester has an automatic temperature compensation function, which can reduce the error caused by temperature changes. 2. [LCD Display With Backlight] The salinity meter has a backlit LCD display to help you clearly see the measurement results in any situation. 3. [High Accuracy] The salinity tester can accurately, quickly and reliably test the salinity of most conventional aqueous solutions. 4. [Durable Material] The salinity detector is made of high quality ABS material, durable, portable, safe, and can be used for a long time. 5. [Widely Application] It is widely used in industrial and agricultural production and scientific research such as salt making, food and beverage. Specification: Item Type: Portable Salinity Meter Model: Sainity-615Material: ABS Battery: 4 x LR44 (Battery Not Included) Application: Widely used in industrial and agricultural production and scientific research such as salt making, food, beverages Support Language: English Range: Salinity 0-199.9ppt Temperature: -50℃~70℃ (-58℉~158℉) Resolution: Salinity 0.1ppt Temperature: 0.1℃(0.2℉) Accuracy: Salinity ±2%F.S ±1.0℃(±2℉) Temperature Compensation: 0℃~50℃ Working Temperature: 0℃~50℃. Package List: 1 x Salinity Meter (Battery Not Included)1 x Screwdriver1 x Manual