Feature:1. Function: 5 in 1 Air quality monitor not only can accurately detect the temperature and humidity in the air, provide wide measurement range.2. Healthy Environment: Indoor air quality detector with smoke detection and app connection control, which can keep you and your family in healthy air conditions at all times.3. LCD Screen: Air quality monitor with large color LCD digital screen to display data, easy for people to identify and read, which is convenient for you to use.4. Widely Use: Air quality monitor is great for family health, ideal for indoor homes such as living rooms, baby rooms, classrooms, offices and enclosed spaces5. Portable Size: Air pollution detector made of fireproof ABS, firm and sturdy, small in size and light in weight, which can be used for a long time without broken.Specification:Item Type: Air Quality MonitorMaterial: Fireproof ABSModel: PT03Color: BlackCarbon Oxide Range: 0-1000PPMTemperature Measurement Range: -20-60 Accuracy: 2Humidity Measurement Range: 5%-95% RH Accuracy: 5%RHOperating Temperature: 0C-50C/32F-122FOperating Humidity: 5-95% (non-condensing)Response Time: Less than 60SPower Supply: Lithium Battery 5V (Included)Battery Capacity: 1400MAInput Voltage: DC 5V/2AApplication: Doodle Smart App.Package List:1 xAir Quality Monitor1 x Manual1 x Charging Cord