WiFi CAMERA 1080P Bulb 4X Zoom Camera E27 Home 5GWiFi Alarm Monitor$1.80
Formaldehyde detector
$50.77
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商品詳細
Product name: air quality detector
Product model: DM-72
Display mode: LCD high-definition liquid crystal display
Test items: formaldehyde and TVOC in the air (including benzene)
Detection range: 0.000~1.999mg/m3 (formaldehyde)
0.000~9.999mg/m3(TVOC)
Detection principle: principle of semiconductor gas sensor
+Laser scattering
Detection time: 5. 10 minutes
Sampling method: diffusion collection
Concentration unit: mg/m3
Atmospheric pressure: 86Kpa-106Kpa
Relative humidity: 20%-85%
Working humidity: 5°C~45°C
Charging temperature: 0°C~45°C
Storage temperature: -20°C~50°C
Battery: Lithium battery
Battery capacity: 2000mAh
Input: 5V/1A.
Dimensions: 78X96X139(mm)
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