Color screen, module display, 180wide field of vision, interface can display a variety of parameters The home quality tester is a semi-closed design, the detection is more accurate, and the detection data can be stored for 15 days This monitor can accurately detect the ctemperature, and humidity in the detector temperature display degrees Celsius and Fahrenheit can be switched, and there is a time display function Used for PM2.5, temperature, humidity, perfect for helping us understand the quality in homes, , offices, etc Colour:Green Material:pcb Package Contents: 1 x quality monitor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.