Gift Tool Handheld Tester High sensitive pen-shaped electromagnetic radiation detector
Portable and easy to use
Material: Plastic casing
Detect range: >=50uw/cm2
Frequency range: 50~500Hz
Ambient temperature range: 32'F~122'F (0'C~50'C)
Powered by 2 x AAA batteries (not included)
Used in all electrical equipment, such as cell phones, computers, hair driers, TVs, induction cookers & fridge etc.
Example:when it is 300mm away from the cell phone, it start to beep. It means the cell phone electromagnetic radiation is detected.