Soeks Ecovizor F2

nitrate tester; aquatester; Nitrate measuring range (mg/kg): 20 – 5000; Max. error (%): 12; Display: coloured sensory; Power source: 2xAAA; Operating time (h): 24; Operating temperature (°C): -20 °C ~ +60; Dimensions (mm): 147x54x21; Weight (g): 95;