--Large-screen LCD display with backlighting, ensuring clear reading --Function: One radiation tester with two uses, testing the electric field and the magnetic field radiation at the same time. Can measure the environment temperature with 2 temperature units (℃ and ℉) --Application: Radiation meter can measure radiation of high voltage power lines, appliances, electrical wires --High performance: Handheld electromagnetic radiation detector is equipped with a built-in electromagnetic radiation sensor, which can display the radiation value on the LCD digital display. --Compact: Radiation meter is compact (size: 135*47*25mm), easy to operate with easy one-hand operation, easy to carry and make field measurement