Features:

• Convenient kit adds versatility on measuring Dissolved Oxygen in laboratories or out in the field with a 16ft (5m) extension cable and probe weight guard for taking easy measurements in tanks or streams
• Oxygen level displayed as % Saturation or Concentration (mg/L [ppm])
• Adjustable Altitude Compensation (0-20,000ft in 1,000ft increments)
• Adjustable Salinity Compensation from 0 to 50ppt
• Analog bargraph indicates trrends
• Memory stores up to 25 data sets with DO and Temperature reading
• Self calibration on power up
• Data Hold, Auto power off, Low battery indicator
• Waterproof to IP57
• Complete with ExStik II DO meter, DO electrode, protective sensor cap, DO603 replacement membrane Kit, 16ft (5m) extension cable, weighted probe guard, four 3V CR-2032 batteries, 48" (1.2m) neckstrap, and hard carrying case