6-in-1 Digital Dissolved Oxygen Tester Water Quality Detector pH Value Temperature Ammonia Nitrogen Toxic Ammonia Nitrite Dissolved Oxygen Meter Water Quality Monitor with DO Probe

The water quality tester measures dissolved oxygen, pH, nitrite, ammonia, temperature and toxic ammonia. It is the perfect tool for specialized measurement uses including aquaculture, aquaculture farms, laboratories, swimming pool or water treatment operations or other related industries. Specifications: Material: ABS DO: 0~30.0mg/L, 0.1mg/L, ±3.0%FS pH: 3.5~11.0, 0.1, ±0.2 Nitrite: 0~1.00mg/L, 0.01, ±5% or ±0.01mg/L Ammonia Nitrogen: 0~1.00mg/L, 0.01, ±5% or ±0.01mg/L Calibration: 100% in Air (Only DO) Measuring Range: 0.0~50℃ (need Connected to DO probe) Resolution: 0.1℃ Accuracy: ±0.5℃ Unit: ℃/℉ Records: 99 points Salinity Compensation: 0~42ppt Altitude Compensation: 0~3500m Auto Temperature Compensation ATC: Yes Automatic Shutdown Function: There is no button operation for half an hour LCD Size: 27 * 45mm Backlight: Yes Cable Longth: Around 3.5 meters (including the probe) Power Supply: 4 * AAA battery (Not included) Item Size: 164 * 70 * 30mm / 6.45 * 2.75 * 1.18in Item Weight: 132g / 4.65oz Package Weight: 1638g / 57.77oz Package Size: 35.5 * 28.5 * 11cm / 13.97 * 11.22 * 4.33in Package List: 1 * Dissolved Oxygen Meter 1 * DO Measuring Rod 1 * NO₂-Nitrite Reagent 1 * 5ml Measuring Bottles 1 * Ammonia Nitrogen NH3-Nreagent NO.1 1 * Ammonia Nitrogen NH3-Nreagent NO.2 1 * pH Detective Reagent 1 * Measuring Cup (50ml) 1 * Measuring Cup with Nozzle (100ml) 2 * Cotton Swab 1 * 2.5ml Syringe 1 * 5ml Syringe 1 * Screwdriver 1 * Electrolyte 1 * Pack of Tools 1 * Suitcase 1 * User Manual (English)

• High-precision Optical Indexing Sensor: Adopts the principle of spectrophotometry, with a wide range of wavelengths for fast and accurate measurement.
• External Dissolved Oxygen Probe Design: Probe with a sampler to take water samples, without reagents, can be directly measured dissolved oxygen + water temperature.
• LCD High-Definition Display: 99 sets of data storage, large screen reading more easily, high-definition backlight display key to store data, easy to view comparison.
• Compact and Protable: Pocket size, DO meter lightweight and easy to move, you can test water anywhere to get the purest water.
• Wide Application: Suitable for freshwater aquaculture, mariculture, swimming pool, beverage factory, sewage treatment plant, laboratory, etc.