<p><strong><span style="font-size:20px">Features:</span></strong></p><p>1. large display easy to read: clear display of test data, results at a glance, convenient to check the air quality at any time.</p><p>2. Portable design: compact size does not take up space, easy to carry, suitable for a variety of occasions.</p><p>3. Multi-scenario application: suitable for home, office, warehouse and other places, comprehensive protection of your respiratory health.</p><p>4. High-precision multi-sensors: Infrared, laser and electrochemical technologies are used to ensure the accuracy of the monitoring data.</p><p>5. 4-color alarm system: shows air quality through green, yellow, orange and red colors, and sound prompts when it exceeds the standard.</p><p><br/></p><p><strong><span style="font-size:20px">Parameters:</span></strong></p><p>Product Name: Air Quality Tester</p><p>Material: ABS</p><p>Color: white</p><p>Charging method: USB Type-c interface</p><p>Battery: 1200mAh1* lithium battery</p><p><br/></p><p><strong><span style="font-size:20px">Package Includes:</span></strong></p><p>Detector *1</p><p>Instruction manual *1</p><p>USB-C charging cable*1</p><p></p>