1MULTI FUNCTIONAL: 3 in 1 device efficiently detects electric field radiation, magnetic field radiation, and temperature simultaneously, bringing you maximum convenience. 2ACCURATE MEASUREMENT: Equipped with a built in electromagnetic radiation sensor, the device can process the data through a control microchip and display it on a clear LCD digital screen. 3PRACTICAL CONVENIENCE: Given that our living environment is surrounded by radiation from microwave ovens, electric fans, air conditioners, and more, this EMF meter can quickly measure radiation and temperature. 4EFFICIENCY AND VERSATILITY: As an all in one gadget, the tester is efficient and convenient to use, perfect for frequent and multi purpose applications. 5DIGITAL DISPLAY: With its clear and detailed LCD digital screen, the electromagnetic radiation tester gives an accurate visualization of radiation values, making it easy to track and monitor exposure levels. 1 x Tester 1 x Manual