Handheld Multiparameter Water Quality Sensor

Up to 5 parameters (optical DO, turbidity, 4-electrode conductivity, pH, salinity, temp), automatic sensor recognition, RS485 (Modbus), rechargeable battery, data storage, backlit display，DO:0-20mg/L; Turbidity:0.1-1000NTU; Conductivity:1uS/cm～100mS/cm; pH:0～14; Salinity:0~80ppt; Temp:0~50℃