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Digital Dissolved Oxygen Meter Analyzer for 0.0‑40.0mg/L Oxygen Concentration Portable DO Pen

<ul><li>With automatic temperature compensation function, the temperature of the solution can be automatically compensated for</li><li>It is suitable for freshwater aquaculture, marine aquaculture, swimming pools, beverage factories, sewage treatment plants, and laboratories.</li><li>Small pen‑shaped design, light and easy to move, you can test water anywhere to get the purest water.</li></ul>

Item Type: Dissolved Oxygen MeterMaterial: ABSWeight: Approx. 328g/11.6ozDissolved Oxygen Meter Size: Approx. 35 x 155mm/1.4 x 6.1inElectrode Length: Approx. 150mm/5.9inCable Length: Approx. 1.1m/3.6ftMeasuring Range:Dissolution: 0.0-40.0mg/LDissolved Oxygen Saturation: 0.0-300.0%Temperature: 0.1-40.0℃; 32.0-104.0℉Resolution:Dissolution: 0.1mg/LDissolved Oxygen Saturation: 0.1%Temperature: 0.1℃; 0.1℉Accuracy:Dissolution: ±1.5%F.SDissolved Oxygen Saturation: ±1.5%F.STemperature: ±0.5℃Calibration Method: Support single-point or double-point automatic calibration, that is, 0 point or automatic 100% calibration in the air.Response Time: ≤45s (90% Response at 20℃)Automatic Temperature Compensation Range: 0-40℃Battery Level: Low Battery WarningBacklight: Support Automatic BacklightPower Supply: Automatic Shutdown for About 8 MinutesBattery Attributes: 3 x 1.5V 150MAH LR44 Battery (Battery Not Included)Use Environment: 0.1-40.0℃ RH Maximum 90%Instructions for Use:1. Connect the electrodes, press the power button, power on, the screen will display mg/L temperature2. Short press the HOLD button to lock the value, long press the TEMP button to switch ℃ or ℉3. Short press the MODE button to switch mg/L or%4. Long press the CAL button to calibrate in the air. The screen displays 100.0%. After the flashing is completed, the calibration is successful. If calibrated in anaerobic water, 0.0% is displayed.1 x Dissolved Oxygen Meter(Battery Not Included)1 x Electrode6 x Replaceable Electrode Tip1 x Instruction

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