Seven-in-one Sensor Module Formaldehyde Infrared Co2 Air Detector,b

Model: Model B M701-485Output data: RS485Physical interface: XH2.54 female socketWorking voltage: 5.00.2VDCWorking current: less than equal 500mAWorking temperature: 0-50Working humidity less than equal 95%RHProduct size:71x62x16mmSimultaneously output CO2, formaldehyde, TVOC, PM2.5, temperature, humidity, a total of 7 sets of data, formaldehyde uses electrochemical sensors, PM2.5 is based on TST8530 as the standard, consistent with most measurement bureau test equipment.Material:PCBcolour:GreenPackage Contents:1 * sensor moduleOnly the above package content, other products are not included.Note: Light shooting 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.