Features:MULTI-IN-1 RADIATION-DETECTOR. This electromagnetic radiation detactor is very suitable for monitoring the radiation of TV, computer, fridge, household electric appliances, mobile phones, micro oven, medical-equipments, etc.LCD DIGITAL DISPLAY. Accurate digital LCD display. High sensitivity, ideal for electric field, magnetic field, detecting mineral radiation, industrial nuclear radiation, medical-machines radiation, furnitures, etc.LOUD SOUND ALARM. Loud sound alarm, accurate reading. One-key data locking function. 9V battery powered (BATTERY INCLUDED). Premium ABS plastic material, compact and portable.CHILD HEALTH PROTECTION. Reducing the harmness of various electromagnetic radiation that may happen to your childre, olds, families.WIDE- APPLICATION. Widely used in the office, home, school, hospital, laboratory, factory, outdoor adventure, ore mining, nuclear power plants construction, and industrial fields, nuclear industrial, etc. Specifications:Material: ABSAccuracy: 1V/m; 0.01uTRange: 1V/m-1999V/m; 0.01uT-99.99uTAlarm Threshold Value: 40V/m; 0.4uTBettery: 9V Battery (Included)Working Humidity: 80Working Temperature: 0-50Size: Approx. 126x64x31mm/5x2.51x1.22inColor: As Picture ShownWeight: Approx. 220g Package includes:1 Set Electromagnetic Radiation Monitor