is there a light to indicate full charge

Thanks for asking. Yes, the indicator light is Red during charging, and turn Green once it's full charged.

What does it detect? specifically? dust? mold/pollen? co2?

Thanks for asking! BT-5800D is specifically detect PM2.5 and PM10

Does this test the air for asbestos?

Hi Paul, Please be kindly informed that thsi air particulater meter BT-5800D could measure particles diameter 2.5um~10um. If the asbestos you mentioned is within its measure range, then it would be OK :)

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🌬️ Breathe smarter, live better — your pro air quality sidekick!

PORTABLE POWERHOUSE - Compact, palm-sized design with long-lasting 2000mAh rechargeable battery
USER CENTRIC DESIGN - Built-in kickstand & protective sleeve for easy reading and rugged everyday use
SMART AUTO SLEEP MODE - Saves energy by powering off after 5 minutes of inactivity—efficiency meets convenience
TURBO FAN AIR SAMPLING - Boosted airflow ensures real-time, ultra-accurate PM2.5 & PM10 detection
PRECISION LASER SCATTERING TECH - Professional-grade ±0.2% accuracy for pinpoint air quality insights

The BTMETER BT-5800D is a professional-grade air particulate meter featuring advanced laser scattering technology with ±0.2% accuracy. It measures PM2.5 and PM10 particles in real time using a powerful fan to sample air, housed in a compact, portable design with a rechargeable 2000mAh battery and smart auto-sleep function. Ideal for indoor and outdoor air quality monitoring, it offers precise, reliable data to safeguard your environment.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

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TrustScore 4.5 | 7,300+ reviews

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Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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Brand	BTMETER
Style	Modern
Power Source	Battery Powered
Color	BT-5800D Air Particulate Meter
Product Dimensions	7.71"D x 1.81"W x 3.74"H
Item Weight	0.75 Pounds
Alarm	Audible
Operating Humidity	20 percent
Sensor Type	Electrochemical
Material	ABS
Manufacturer	BTMETER
UPC	703546921951
Part Number	BT-5800S
Item Weight	12 ounces
Item model number	BT-5800S
Is Discontinued By Manufacturer	No
Item Package Quantity	1
Number Of Pieces	1
Included Components	1* Formaldehyde Detector, 1*User manual
Batteries Included?	No
Batteries Required?	No

BTMETER - Air Particulate Meter PM2.5 PM10 Monitor Meter BT-5800D Pro Particulate Matter Detector, Accuracy +/- 20% Tester for Air Quality Monitoring Indoor Outdoor w/Back Light

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