Features HIGH PERFORMANCE: Adopting ARM chip, this detector has faster computation speed, more accurate detection, and smoother system. EXCELLENT COOLING: The PM2.5 detector is equipped with cooling fan, providing excellent heat dissipation, greatly extending its service life. PLUG AND PLAY: User do not need to calibrate or preheat, you can use USB to power on and read once stable. ANTI INTERFERENCE: Using multi layer special glass fiber microporous filtering, effectively eliminating interference. STABLE AND ACCURATE: Using electrochemical principle to achieve monitoring, data processing algorithms are added to obtain stable and accurate data. Specification: Item Type: PM2.5 Detector Material: Acrylic, PCB Model: A1 communication model Screen: 2.8in LED Application: Home, car, office, outdoor 1. Power Supply: DC5V, Micro USB interface 2. PM2.5 Measurement Technical Indicators Measurement Range: 0-2048ug/m3 Display Accuracy: 1ug/m3 3. PM1.0 Measurement Technical Indicators Measurement Range: 0-2048ug/m3 Display Accuracy: 1ug/m3 4. PM10 Measurement Technical Indicators Measurement Range: 0-2048ug/m3 Display Accuracy: 1ug/m3 5. Temperature Measurement Technical Indicators Measurement Range: 0-50℃ Measurement Accuracy: ±2℃ 6. Humidity Measurement Technical Indicators Measurement Range: 20-90% RH Measurement Accuracy: ±5% RH Package List: 1 x PM2.5 Detector 1 x Data Cable Package List 1 x PM2.5 Detector 1 x Data Cable