1、Smart EMF Tester: This EMF detector can be used to measure the electromagnetic field to identify the equipment generating high radiation. 2、Wider Test Range: From 50Hz to 20kHz, this EMF meter with wide test range and high accuracy will largely facilitate protection and safety. 3、Light Indication: Equipped with a light indicator that has 5 different to tell the varied radiation levels, so the operation is very easy. 4、Broad in Utility: Allows for extensive application in a variety of places, including but not limited to home, outdoor, office and so on. 5、Simpler Carrying: Comes with a compact size and a light weight as well, the EMF tester can be conveniently carried as you like. Item Type: EMF Meter Model: K-II Material: ABS Accuracy: 5% Product Size: Approx. 143 x 53 x 29mm / 5.63 x 2.09 x 1.14in Detection Range: 0 to 20+ milliGauss. Detection Frequency: 50/60 Hz. 50 to1000Hz ELF，1000 to 20000HZ VLF. Battery: 1 x 9V 6F22 battery, 800mAh, shipped with built in battery. Introduction: The EMF meter is often used in detection, and also used for safety to identify potentially high EMF radiation. EMF meter is reliable in the investigation of supernatural phenomena. This makes the EMF meter an excellent tool for detecting mental activities and detecting potentially high EMF levels in the home or work environment. 1 x EMF Meter 1 x User Manual