PH high-precision water quality tester

pH Aquatic Water Quality Monitoring Analyzer Waterproof with Temperature Compensation ATC Features: Range: pH 0.00 ~ 14.00 Temperature: -50C ~ 70C (-58F ~ 158F) Resolution: pH 0.01 Temperature: 0.1C (0.2F) Accuracy: pH 0.1 Temperature: 1.0C (2.0F) Temperature compensation: 0C ~ 50C (32F~122F) Ambient temperature: 0C~50C (32F~122C) Power supply: DC 6V (power adapter can be used) Battery: 41.5V AG-13 button battery (not included Included) Color: Yellow Material: ABS Temperature Sensor Length: Approx. 90.5 cm/35.6 in. pH electrode length: approx. 119 cm/46.8 inches Package size: approx. 119 cm/46.8 inches 21*10.4*5 cm/8.3*4.1*1.9 inches Package weight: approx. 322 g/10.5 oz