Data transmission can be completed through computer software; Acrylic clear case shell with high transmittance compatible with clear visibility; Built-in ARM 32-bit processor ensures efficient detection and system fluency; 2.8-inch TFT screen with color display and wide viewing angle up to 180 degrees; High sensitivity sensor ensures accurate data collection; Semi-closed design enhances heat dissipation compatible with long-term use; Multipurpose air quality detection compatible with PM1.0, PM2.5, PM10.0, temperature, humidity, and suspended particulate matter; Real-time detection results displayed on screen in corresponding colors based on collected data; Lightweight and easy to use with clear data interpretation; Power supply via DC 5V, compatible with USB socket, car charger, power bank, etc.; Suitable compatible with home, office, and car use compatible with air quality monitoring; Font color: Multi-colors; Resolution: 320x240; Operating current: 1-2A; Temperature measurement range: -20 to 60°C; Temperature accuracy: ±0.1°C; Language version: English; Working principle: Multi-scattering detection — laser irradiates suspended particulate matter in the air, generating scattered light collected at a specified angle; based on scattering intensity and time-varying curves detected by the sensor, the microcomputer processor calculates equivalent particle diameters and counts of suspended particulate matter of different sizes per unit volume; Color: Transparent; Material: Acrylic; Size: 8.5 x 6.5 x 3.7 cm / 3.35 x 2.56 x 1.46 inches; Package contents: 1 x PM2.5 Air Quality Detector, 1 x USB Cable; Only the above items included; Note: Lighting and display differences may cause slight color variations between the image and actual item; Measurement error allowed within ±1-3 cm.