• Beijing Zetron Technology Co., Ltd
    Hello, I already used the equipment in an aluminum smelting plant in Mexico and I was surprised by the function of your company's laser device.
  • Beijing Zetron Technology Co., Ltd
    Good gas leak detection instrument !!! High accurate test values :D
Contact Person : Lisa Niu
Phone Number : +86 15699785629
Whatsapp : +8615699785629

Zetron High Sensitivity Negative Ion Meter DM7800 In Natural Environment

Place of Origin German
Brand Name Zetron
Certification CE, ISO13485, ISO9001
Model Number DM7800
Minimum Order Quantity 1
Packaging Details Plastic box
Delivery Time 3-7 days
Payment Terms T/T, L/C, Western Union, MoneyGram
Supply Ability 10000 set/month

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Whatsapp:0086 18588475571

Wechat: 0086 18588475571

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Product Details
Test Item ION/PM2.5/PM1.0/PM10/HCHO/Temperature/Humidity Battery Capacity 5000mAh
Size 18.6*11*4.1CM Weight 1.5 Kg
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High Sensitivity Negative Ion Meter


Zetron Negative Ion Meter


Natural Environment Negative Ion Detector

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Product Description
DM7800 Air Negative Ion Detector
The Detector is used to test all kinds of large, medium, and small ions of negative polarity in the air, temperature, and humidity, with high precision, accurate measurement, high sensitivity, strong environmental adaptability, and long continuous working time. The negative ion test adopts the capacitive inhalation method to detect negative ions in the air. The shell is made of high-grade aluminum alloy, which is durable and beautiful.



* Support 3.5-inch TFT large-screen HD display
* Support negative ion test
* Negative ion test range: 0 to 90,000,000 PCS/CM3
* Test content: ION/PM2.5/PM1.0/PM10/HCHO (Formaldehyde)/Temperature/Humidity
* PM2.5 test range: ( 0-999 ug/M³ )
* HCHO test range: (0.001-1.999Mg/M³)
* Built-in large-capacity lithium battery
* Support time and date display

1: Charging input port (DC5V 2.4A)
2: Calibration key, press this key the instrument will automatically adjust the zero calibration.
3: On/off button, press this button to enter the power on and off function, press three times to enter the setting mode.
4: Mode key, two modes selection, 1st gear 0-200,000 2nd gear 0-90,000,000
5: Air inlet
6: fan output


Battery capacity
Working humidity
4.3-inch FTF Display
Input specification
Working temperature
-10℃ to +50℃




Zetron High Sensitivity Negative Ion Meter DM7800 In Natural Environment 0

Tag:  Negative Oxygen Ion Detector, Air Negative Ion Monitor, Portable ION Detector, low concentration of negative ion Analyzer,  Formaldehyde Gas Ion Detector, OEM/ODM service