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Specifications：
Display method:LED screen/TFT
Atmosphere pressure:86Kpa-106Kpa
Display method:PM2.5, HCHO, TVOC
Detection principle:laser scattering
Sampling time:3s
Detection of temperature:-20°~60°
Relative temperature:20％~85％
Storage temp:-20℃~45℃
Concentration unit:ug/m³
Power supply:lithium battery
Particulate matter measuring range:0.3-1.0;1.0-2.5;2.5-10 micron(um)
Particle mass concentration effective range(PM2.5 standard value):0-500ug/m
Built-in battery:2200mA/H lithium battery
LED: 2.8” 320*320pixels
The input voltage:5V 1A
Product size:10*9.5*5cm
Color:white
Weight:390g
Function:
Support 2.8”TFT LCD display, 320*240pixels.
High-speed ARM master program.
Simple operation screen.
Using imported laser PM2.5 detction probe, support PM1.0, PM2.5 and PM10 detection.
Using independent HCHO and TVOC air detection probe.
Support different interface display, more humane.
PM2.5 Exceeded alarm and Alert alarm.
HCHO and TVOC testing value Exceeded alarm and Alert alarm.
Support built-in high-capacity lithium battery.
Support long life working, you can move the test PM2.5 and HCHO and TVOC air environment.
Note:due to limiting shooting, physical picture may be associated with some small differences in kind, whichever is requested.
Package Included:
1x user manual
1x USB cable
1x Formaldehyde detector
1x case
Return Policy
If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service
On-time Delivery: If you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).Fast Promo LED screen Domestic formaldehyde laser PM2.5 detction haze Meter professional air quality test instrument multi-function detcter
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