USB Mini PM2.5 Detector Rechargeable Air Quality Tester Monitor with LED Display Portable Electrical Measurement

We all know that air is an indispensable part of our lives. The quality of air is affecting our body and mind, but the air is colorless and tasteless, we can't measure it with the eyes. At this time, we need an air tester to monitor the air quality. Features:Advanced sensor detection technology accurately detects PM2.5 in the air and converts it into a digital display, to display different air quality level warnings in different colors.Suitable for daily air quality monitoring.Detection of PM2.5 results in more stable and accurate.Built-in rechargeable battery, 1200mAh large capacity, support 4-6 hours of continuous operation.Light weight and compact size, easy to carry, and can be carried at will.Suitable for a variety of occasions such as office, home, garden, car, etc. to keep abreast of the air quality around you. Specifications:Color: blackMaterial: plasticsPM2.5 value:Green: 0~49μg/m³ (Nice air quality)Yellow: 50~149μg/m³ (Moderate pollution)Red: 150~999μg/m³ (Severe pollution)Battery: 3.7V, 1200mAhItem size: 57 * 57 * 37mm / 2.2 * 2.2 * 1.5inPackage size: 75 * 75 * 46mm / 3.0 * 3.0 * 1.8inPackage weight: 85g / 3.0ounce Packing List:1 * PM2.5 DetectorGiá sản phẩm trên Tiki đã bao gồm thuế theo luật hiện hành. Bên cạnh đó, tuỳ vào loại sản phẩm, hình thức và địa chỉ giao hàng mà có thể phát sinh thêm chi phí khác như phí vận chuyển, phụ phí hàng cồng kềnh, thuế nhập khẩu (đối với đơn hàng giao từ nước ngoài có giá trị trên 1 triệu đồng).....