High Accuracy Radiation Detector Counter Meter Dosimeter with Large LCD Screen One instrument with two uses, it can test the electric field and the magnetic field radiation at the same time Sound-light alarm, when the test result exceeds the safe value, the instrument will alarm automatically Data locking, one-key lock of the radiation value,LCD display of the values for easier reading Radiation assessment, remind you whether the radiation value is safe or not Fashionable design, easy on-hand operation, it's easy to carry and make field measurement Specification: Main Color: Orange Material: Plastic Accuracy: Electric: 1V/m; Magnetic: 0.01T Range: Electric: 1-1999V/m; Magnetic: 0.01-19.99T Alarm Threshold: Electric: 40V/m; Magnetic: 0.4T Display Mode: 3-1/2 LCD Display Test Bandwidth: 5Hz-3500MHz Operating Temperature: 0C-50C Operating Humidity: Relative Humidity<80% Power Supply: 1 x 6F22 9V Battery (NOT included) Overall Size: approx. 63.6 x 31 x 125.8mm Package Includes: 1 Piece Electromagnetic Radiation Detector