CEM DT-9850M PM2.5/10 Air Particle (0.3,2.5,10μm) with 2.8 inch TFT Color LCD Display Supports Photos and Camera, Temperature, and Humidity, Dust-Free Workshop and Hospital, etc
CEM DT-9850M PM2.5/10 Air Particle (0.3,2.5,10μm) with 2.8 inch TFT Color LCD Display Supports Photos and Camera, Temperature, and Humidity, Dust-Free Workshop and Hospital, etc
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30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
✔ Easy return process
✔ Fast refunds
✔ No hidden conditions
Fast U.S. Shipping
Fast U.S. Shipping
We ship within the United States only — no international delays.
✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
✔ Real-time tracking available
👉 Track your order anytime from the header via Track Order
About This
- PROFESSIONAL PARTICLE COUNTER: CEM with 20 years of R&D experience in the particulate sensor. With the mie-scattering principle, it detects 6 different particle sizes simultaneously, including 0.3μm, 2.5μm, and 10μm. With a variety of air quality monitoring functions,etc
- ISO CERTIFIED: Every CEM DT-9850M comes with a calibration certificate for CEM's own PCS system. Combine with German forget-to-pump, Parker filter, and other worldwide suppliers to ensure accuracy and professionalism
- MULTIFUNCTION POWERFUL MEMORY: Store 20 minutes of video and 5000 records (date, time, counts, humidity, temperature, and sample volumes), Perfect for cleanrooms, laboratories, hospitals, government environmental departments, etc
- HANDHELD & CLEAR DISPLAY: 2.8” A large screen for viewing particle data, you can choose a specific channel as the main view. Stores up to 5000 records and is easy to export via a USB flash drive or interface. Perfect for on-site monitoring
- WHAT YOU GET: DT-9850M particle counter comes with a free calibration certificate, USB flash driver, Parker filter tube, AC power cord & adapter, and manual and durable carry case

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SMART HOME FAQ
Yes — many modern devices support multiple platforms.
Matter-certified devices can work across Alexa, Google Home, and Apple HomeKit at the same time.
Not always.
Smart bulbs, plugs, cameras, and video doorbells are often easy DIY installations, while full security systems may need professional setup.
Many devices still work manually or through local control.
You may lose remote app access, but locks, lights, and thermostats often continue basic functions.
Security depends on the device and setup.
Use strong passwords, trusted brands, firmware updates, and secure Wi-Fi for better protection. Privacy and unauthorized access are common concerns in smart homes.
Most homeowners start with:
Smart Security Cameras
Smart Door Locks
Smart Thermostats
Smart Plugs
Video Doorbells
Yes.
Smart thermostats and smart plugs help reduce wasted energy by automating heating, cooling, and power usage.
It depends on your ecosystem.
Alexa → widest compatibility
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Apple HomeKit → best privacy
Home Assistant → advanced control
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