6-in-1 Digital Dissolved Oxygen Tester Water Quality Detector pH Value Temperature Ammonia Nitrogen Toxic Dissolved Oxygen Meter

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.

Features:
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.

Specification
Material ABS
Dissolved Oxygen: 0~30.0 mg/L, 0.1 mg/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: 0~1.00mg/L, 0.01, ±5% or ±0.01mg/L
Calibration: 100% air (dissolved oxygen only)
Measuring range 0.0~50°C (Dissolved oxygen probe to be connected)
Resolution: 0.1 0.1°C
Accuracy: ±0.5℃
Unit: ℃/℉
Record 99 points
Salinity compensation 0~42ppt
Altitude Compensation 0~3500m
Automatic Temperature Compensation ATC: Yes
Auto Power Off Function: 1 hour without button operation
LCD Size: 27 * 45 mm
Backlight: Yes
Cable length Approx. 3.5 metres (including probe)
Power supply 4 AAA batteries (not included)
Product size: 169*70*30 mm
Product weight: 132 grams / 4.65 ounces
Package weight: 1638 grams / 57.77 ounces
Package size: 35.5 * 28.5 * 11 cm / 13.97 * 11.22 * 4.33 inches