The Qingping Air Monitor 2 is a state-of-the-art smart home device designed to enhance your indoor environment by providing accurate air quality assessments. Its user-friendly 4-inch IPS touch screen automatically adjusts brightness for optimal viewing, ensuring an excellent user experience. Leveraging high-precision particle sensors and advanced technology, this monitor delivers precise and reliable measurements, seamlessly integrating with various smart home platforms and IoT management systems for unprecedented convenience and efficiency. Features: Multi-functional Air Quality Monitor: Monitor temperature, humidity, PM2.5, PM10, CO2, eTVOC, and noise levels for a comprehensive analysis of your indoor air quality. 4-inch IPS Touch Screen: Comes with a light sensor for automatic screen brightness adjustments. High-Precision Particle Sensor: Equipped with top-tier optical devices from ROHM, featuring a magnetic levitation fan for enhanced durability and reliability. Advanced Sensor Technology: Utilizes Sensirion CMOSens patented metal oxide sensor technology for TVOC assessments and a high-performance MEMS sensor for noise measurement. Smart Home Compatibility: Easily connects with various smart home platforms and IoT management systems. Specifications: Color: Available in White and Black Screen Size: 4 inches Screen Resolution: 720x720 Wi-Fi: IEEE 802.11a/b/g/n/ac/ax (2.4G/5G) Battery Type: Lithium-ion battery Battery Capacity: 1800mAh/3.7V Power Interface: USB-C Rated Input: 5V=1A Size: 7.4 x 8.5 x 10.4cm / 2.9 x 3.3 x 4.1in Weight: 250g / 8.8 oz Package List: 1x Qingping Air Monitor 2 1x User Manual 1x USB-C Charging Cable