Features: For simultaneous measurement of pH and salinity. Dual LCD screens can read the measured pH and salinity values. PH/Salinometer, measuring range is 0.00~14.00pH(PH), 0~199.9ppt(salinity). The compact design tester is easy to install and use. Widely used in marine, horticultural and hydroponic applications. Specifications: Plug Type: EU/US/UK (optional) Material: ABS Range: pH: 0.00~14.00, Salinity: 0~199.9ppt Resolution: pH: 0.01PH, Salinity: 0.1ppt Accuracy: 0.1pH, Salinity 2%F.S Temperature Compensation: 0~50C Working Temperature: 0~50C Item Size: 130*77*27mm/5.12*3.03*1.06in Item Weight: 155g/5.47oz Package Weight: 543g/19.15oz Package size: 31*18*7cm / 12.20*7.09*2.76in Packing list: 1 * PH/salinity, meter 1 * probe, 1 * with cable plug, 1 * flathead screwdriver, 1 * bracket, 2 * suction cup.