Digital Air Quality Monitor Laser PM2.5 Detector tester Gas monitor/Gas analyzer/Temperature humidity meter Diagnostic tool


Save US $15.31
Vendor: SNDWAY Instruments Direct Store
Volume Retail sales: 12 piece
Original Price: US $61.24 / piece
Discount: 25% off
Latest Prices: US $45.93 / piece
Product Rating: 4.8(12)
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Product Details

PM2.5 Measuring Range 0 ~ 500μg/m⊃3;
Single Response Time <1s
Composite response time ≤10s
Resolution rate 1μg/m⊃3;
Counting Efficiency of Particulate Matter 50%@ 0.3μm 98%@ ≥0.5μm
Mass Concentration Consistency of Particulate Matte ±10% @ 100 ~ 500μg/m⊃3; ±10μg/m⊃3; @ 0 ~ 100μg
Temperature Measuring Range 10.0~50.0℃
Temperature Accuracy ±0.3℃
Humidity Measuring Range 0%~99%RH
Humidity Accuracy ±3%RH
PM2.5 Sensor PLANTOWER Laser Particulate Matter Sensor
Humidity Accuracy ±3%RH
working time for Once Charging >4.5/h
Auto Power off 30minutes ( it cannot be power off automatically while charging time.)
Charging/ Battery DC 5V, 500mA, USB Connector / Li-ion 580mAh
Battery Li-ion 580mAh
Working Temperature -10.0℃~ 50.0℃,0%~99%RH
Net Weight 86G
Packing List

1pc PM2.5 Detector 1pc USB Connector 1pc User manual


Grade of Air Quality Average Value of PM2.5 in 24hours
Great 0~35μg/m3;
Good 35~75μg/m3;
Mildly Polluted 75~115μg/m3;
Moderately Polluted 115~150μg/m3;
Seriously Polluted 150~250μg/m3;
Severely Polluted >250μg/m3;


1. Laser Particulate Matter Sensor
2. Power on/off
3. Air Hole
4. USB Interface (for charging only)
5. LCD Display
6. Setting
7. Up
8. Down

9. Temperature and Humidity Sensor

1.PM2.5 Value
2. Temperature
3. Power
4.PM2.5 Unit
5. Humidity

Power on/off

Short press to turn on the device. The device start to monitor PM2.5 after 10s. Long press to turn off the device.


1. When the detected result over the setting value, the result will blink in red to alarm.
2. Short press to set the alarm. Short press or to adjust the value when the value is twinkling.Long press or to adjust more quickly.
Short press to save the setting. Or short press to cancel the setting and return to the main screen

Battery Charging

The device ex-factory with USB connector. A power adapter with DC 5V, >500mA is suggested for charging.

1) We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.

2) Payment must be made within 3 days of order.

3) If you can\'t checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days.

1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO)
2. Orders processed timely after the payment verification.
3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.
4. The images shown are not the actual item and are for your reference only.
5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery.

1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half.
2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#.
3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement.
4. We will bear all the shipping cost if the product(s) is (are) not as advertised.

1. 24 months Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.
2. Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY.
You agree to all of the above-listed policies upon ordering on aliexpress!

We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.
It is impossible to address issues if we do not know about them!

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