1、Portable 2‑in‑1 salinity thermometer, high accuracy, fast measurement response and stable performance. 2、Equipped with LCD display screen with backlight function, which can directly display the measurement results. 3、Support two‑point calibration and automatic temperature compensation function, easy to operate. 4、Widely used in swimming pools, aquaculture, drinking water, hydroponics, food processing, brewing, etc. 5、The water quality can be quickly tested to make sure the nutrient balances required for plant growth. 1 x Salinity Temperature Meter (Battery Not Included)3 x Accessory1 x Manual Condition: 100% Brand NewItem Type: Salinity Temperature MeterMaterial: PlasticRange:Temperature: 0℃-100℃TDS:0 - 19.99PPTResolution:Temperature: 0.1℃TDS :1PPMAccuracy:Temperature: ± 0.5°CTDS: F.S.±2%Battery: 9V (Battery Not Included)Battery Model: 6F22Temperature Compensation: 0℃-50℃Working Temperature: 0℃-50℃Weight: Approx. 410g / 14.5ozProduct Size: Approx. 16.5x 7.5x5cm / 6.5x 3.0x 2.0in