Water density meters ADWA - With replaceable electrode, LCD display - Automatic temperature compensation - Automatic shutdown after 8 min - Automatic 1- or 2-point calibration - Battery life: ± 300 hours - Dimensions: 175.5 x 39 x 23 mm - Packaging dimensions: 230 x 60 x 68 mm - Weight: 100 g - Waterproof IP67 - Hold function - Incl. 4 x 1.5V batteries, calibration and damper EC-Meters - Fine resolution - Range: 0-3999 ĩS / cm, 0 - 2000 ppm, 0.0 ° C - 60.0 ° C - Resolution: +/- 2% F. S. (EC / TDS), +/- 0.5 ° C - Accuracy: 1 ĩS / ppm and 0.1 ° C