1. Product advantages: 1. High sensitivity: detectable concentration of 35 μg/m3; 2. Ultra-miniaturization: can be built into various devices; 3. Low cost: no need to add peripheral circuits; 4. High accuracy: Standard serial communication, the measurement accuracy rate has been significantly improved; 5. Baud rate: 2400bit/s; 6. Good consistency: strong anti-interference and strong consistency. Second, product application areas: This product can be used in air conditioners, air purifiers, air purifiers, air quality testing equipment, etc. The newly revised PM2.5 sensor, Sharp GP2Y1051AU0F is an improvement of GP2Y1050. The analog output port was canceled, and the internal algorithm was fine-tuned. The serial port output is more stable. Now you only need 3 wires to operate it. Read the voltage value of PM2.5