1. The electromagnetic radiation tester successfully tests the compatibility of electric field radiation and magnetic field radiation, and achieves the best test results2. Test and understand the current status of electromagnetic radiation in indoor and environments3 The product has a -in electromagnetic radiation sensor, which is processed by a microcontroller chip.4. LCD digital display radiation value5. Reasonably handle or effectively avoid electromagnetic radiation according to the test results of electromagnetic wave health standardsReading display: 3-1/2 digit LCD displayTest frequency bandwidth: 5Hz-3500MHzSampling time: about 0.4 secondsWorking temperature: 0~50Working humidity: relative humidity less than 80%Working voltage: DC4.5V supply: AAA1.5V*3pcs (not included)Dimensions: 152 x 52 x 26.5mmMaterial: plasticcolour: blackPackage Contents:1 x Radiation DosimeterOnly 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.