SA-917 foldable salinity meter (0-100.ppt) SA-917 is a new type of foldable design, which is convenient for multi-angle measurement of high-precision salinity meter. The salinity measurement range is 0-100.ppt. Automatic temperature compensation (0°C-50°C) makes the measurement more accurate. Small and exquisite, easy to carry after folding. Suitable for water quality testing, aquaculture farmland irrigation, laboratories, farms, etc. Specifications : 1. Salinity range: 0-100.ppt 2. Automatic temperature compensation: 0°C-50°C 3. High-precision probe, strong oxidation resistance, more accurate measurement 4. Easy to calibrate, use a screwdriver to adjust the trimmer during calibration 5. LED large screen high-definition display, clear and intuitive readings 6. Battery: 4X1.5 (AG13) (not included) 7. Product size: 217 * 20 * 16 Products and life: 1. Salinity range: 0-100.0ppt, salinity is an important environmental factor that affects fish growth, metabolism and other physiological activities. 2. Aquaculture has relatively high requirements for water quality. The growth and development of fish are controlled by adjusting the salinity so that they can survive and develop better. Packing List : 1 * SA-917 Salinity Meter 1 * Screwdriver 1 * English manual