General description 6 in 1 multifunctional water quality tester for real-time monitoring of pH, total dissolved solids (TDS), electrical conductivity (EC), specific gravity (SG), salinity, and water temperature. This device ensures safer usage with reliable and accurate readings. Technical specifications Color: Green Material: ABS Plug: EU / US (optional) Input Voltage: 220V / 110V (optional) Range: EC: 0-19,000 µS/cm, 0-199.0 mS/cm pH: 0.00-14.00 pH TDS: 0-19,990 ppm, 0-199.0 ppt Salinity: 0-199.9 ppt, 0%-20% SG: 0.990-1.400 Temperature: 0℃-50℃ (32℉-122℉) Resolution: pH: 0.01 pH; EC: 1 µS/cm (1000 µS/cm); TDS: 1 ppm (1,000 ppm); SALT: 1 ppm (1000 ppm), 10 ppm (>1000 ppm); SG: 0.001; Temperature: 0.1℃ (0.2℉) Accuracy: EC/TDS/SEL: ±2% FS; Temperature: ±1.0℃ Temperature Compensation: 0°C-50°C Item Size: 130 * 77 mm (5.1 * 3.0 in) Package Size: 290 * 240 * 55 mm (11.4 * 9.4 * 2.2 in) Package Weight: 820 g (28.9 oz) Compatibility and