Features Advanced Detection Technology: Powered by a high-speed ARM microcomputer, this device offers 10x faster detection than traditional models for precise air quality readings Hassle-Free Operation: Simply plug in the USB power to start monitoring immediately—no calibration or warm-up time required for convenience Effective Heat Dissipation: Designed with an integrated fan, ensuring optimal performance by preventing overheating during prolonged use Enhanced Accuracy: Utilizes advanced electrochemical principles and multi-layer filtration to minimize interference from gases like ethanol and carbon monoxide Real-Time Monitoring: Features a thousandth display for stable and accurate readings without the need for calibration, providing reliable air quality insights at a glance Features: 1、Intelligence is derived from ARM microcomputer procor. ARM chip is 10 times faster than similar products using 8？bit computing, which bring more accurate detection and smoother system 2、No need to calibrate, USB power to use without needing of warm up 3、Equipped with fan, which guarantee good heat dissipation effect 4、Using electrochemical principles, multi？layer special glass fiber microporous filtration can effectively eliminate the interference of ethanol, carbon monoxide, etc. 5、The monitoring function is realized by electrochemical principles, and data procing algorithms are added to obtain stable and accurate data 6、Thousandth display, users does not need to calibrate, the reading can be read after the boot is stable Specification: Item Type: PM2.5 detector Material: Plastic Model: A1 communication Screen: 2.8in LED Scope of Application: Home, car, office, outdoor Power Supply: DC5V, MicroUSB interface PM2.5 Measurement Technical Indicators: Measuring Range: 0-2048ug/m3 Display Accuracy: 1ug/m3 PM1.0 Measurement Technical Indicators: Measuring Range: 0-2048ug/m3 Display Accuracy: 1ug/m3 PM10 Measurement Technical Indicators: Measuring Range: 0-2048ug/m3 Display Accuracy: 1ug/m3 Temperature Measurement Technical Indicators: Measuring Range: 0-50℃ Measurement Accuracy: ±2℃ Humidity Measurement Technical Indicators: Measuring Range: 20-90%RH Measurement Accuracy: ±5%RH Package List: 1 x PM2.5 Detector 1 x Data Line 1 x User Manual Package List 1 x PM2.5 Detector 1 x Data Line 1 x User Manual