Features: Unique air duct design for more precise detection. Minimum detectable particle size: 0.3μm. Six-sided shielding for strong anti-interference performance. Real-time response, supports continuous data collection. Ultra-thin design with digital output and built-in fan for stable and reliable operation. Package Includes: 1x PMS9103M sensor module Specifications: Material: Metal Size: Approx. 48x40x12mm/1.89x1.57x0.47inch Model: PMS9103M Output Model Category: Digital Sensor Working Principle: Gas Sensor Applicable Scenario: Air purifier, fresh air fan, detector Sensor Category: Air Quality Sensor Operating Current: 0.1A Operating Voltage: 5V Particle Measurement Range: 0.3-1.0; 1.0-2.5; 2.5-10μm Effective particle mass concentration detection range (PM2.5 standard value): 50% @ 0.3 μm； 98%@≥0.5μm 0~500 Consistency of particle mass concentration (PM2.5 standard value): ± 10% @ 100~500 MCG/cubic meter; ± 10 MCG/cubic meter @ 0~100 MCG/cubic meter Single Response Time: Less than 1s DC Power Supply Voltage: Typ-5.0; Min-4.5; Max-5.5V Operating Temperature Range: -10~+60 ℃ Operating Humidity Range: 0~99% Note: Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid. Please allow slight chromatic aberration due to different screen resolutions.