Portable LCD Air Quality Monitor PM2.5 Formaldehyde HCHO VOC CO2 Gas Detector
Description
examination range:
AQI (0-500)
PM2.5 (0-999 μg/m3)
Carbon dioxide (0-5000 ppm)
HCHO (0.001-1.999Mg/m3)
TVOC (0.001-9.999Mg/m3)
PM2.5 testing standards:
Excellent 0~35
Good 35~75
Light pollution 75~115
Moderate pollution 115~150
Heavy pollution 150~250
Serious pollution over 250
Formaldehyde standard:
Less than 0.100: safe range
0.101-0.200: Light pollution
0.201-0.300: medium pollution
0.301 or higher: heavy pollution
TVOC standard:
Less than 0.600: safe range
Reach 0.601 or higher: Exceeding the standard will cause the respiratory system Abnormal, inflamed, cancer, etc.
Product Name: CO2 PM2.5 Multi-Function Air Quality Tester
-PM2.5 sensor technology: laser scattering
-HCHO / TVOC Semiconductor Sensor - CO2 Sensor
- Temperature and humidity sensor
- LCD screen display, 24-hour real-time monitoring.
- Power: Rechargeable lithium battery
Packing list:
1* box
1* detector
1*usb line
1* instruction manual
Terms & Conditions
Payment We accept payment via Credit Card、Debit Card、Apple Pay、Google Pay or PayPal etc.
Payment must be made within 4 days of auction closing. or an updaid case will be open on ebay
automatically.
Please contact us via ebay massage to list your special requests (color, packages, etc.) immediately you paid for the order.
Shipping We arrange the shipment from Monday to Friday. Shipping fee includes packaging and handling fees.
Items will be send out within 1 business day after Payment Verified (Available on business days only).
Please check your ebay shipping address before payment, and make sure it contain a valid phone number because almost all shipping request phone number, we may hold the order if phone number is missing.
If the item is from China, we will ship by safer way,sometimes may need to pay tax by buyer,we don't take responsibility if buyer don't clear the customs.
Return Please contact us for a solution via ebay massage before open a return. Communication always is best way to solve problem.
We accept any return in 14 or 30 days that we promise.
If buyer return it just because buyer don't like it or bought a wrong item, it is buyer pay for return shipping fee.
If item is defect or wrong when arrives, we will pay for the shipping fee after buyer show the shipping invoice.
Please never return the parcel without agreement, if you don't get RMA NO. from us, it is no possible for us to get the parcel. and we will take no further auction for the return.
Feedback We will automatically leave positive feedback to every buyer who completed the transaction.
Please DO LEAVE us FOUR 5- Detailed Selling Rating (DSR) and give Positive feedback which may help a lot for our business development. Because the Ratings below 5 are equal to "You are NOT satisfied. Your recognition is our motivation in developing our small company and improving our service for each customer. It'll take you one minute only.
If you're not satisfied with our goods or service, please write to us immediately so that we can help you out. Sincerely hope you do not leave us any negative or neutral feedback. Communication is very important, we believe we can resolve all the problem with each other.
Terms & Conditions
We are legal company and honest seller, will protect every customer's profit. Any thought, please feel free to contact us. We will give you the best advise.
We welcome to answer any questions you have. Please send us a message through eBay and we will answer you within 24 hours.
Our working time: 8:30 AM - 18:30 PM (Beijing Time GMT+8 ), Monday - Friday. (weekend and holidays excluded).
