Dustproof and waterproof: IP67 compliant Sampling: Approximately 3 times/sec Operating temperature and humidity: Main unit 0 to +50°C, 75% RH or less (no condensation)/Sensor part: 0 to 60°C Measurement method: silent discharge method (bubble method) Measurement range (mg/L): 0.00 to 10.00 Resolution (mg/l):0.01 宽度(mm):40 深度(mm):48 高度(mm):185 电源(V):1 AAA电池