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★ [Mini & Portable] This Electromagnetic Field Radiation Detector is Mini portable and has a Digital LCD screen that can display three and a half digits. Handheld is very convenient to use.
★[Multipurpose Measurement] This EMF Detector Dosimeter Tester Counter can be used to measure the radiation amount of computers and mobile phones, as well as electromagnetic radiation measurement of household appliances, such as TV, fan, lamp, air conditioning, alarm clock, refrigerator, copier, fax. Machine, TV. Can also test the radiation of alternating current
★[CE Standard]Electric Field and Magnetic Field Radiation Frequency Range: 50Hz-2000MHz,highly sensitive
★[Accurate and safety to use]Portable and stable.Suitable for most measuring effects of radiation products, presentations, and personal understanding of radiation.
★[Quality service]We provide quality return service, if you are not satisfied with the product, please contact us, we will provide you with after-sales .

Specifications:
Material: Plastic
Color: Black
Screen: LCD
Frequency Range: 50Hz-2000MHz
Reacting Time: 0.4S
Voltage: 9V
Battery Model: 6F22 9V(Battery is NOT included)
Size: 132MMx69MMx29MM/5.20 x 2.72 x1.14Inch
Weight: 157G
Package includes:
1 x Electromagnetic Radiation Detector
How to detect:
Switch on the device.
Close to the object slowly until contact it. The closer the distance is, the stronger power of electromagnetic radiation is. Remind: Do not close to the object with high voltage.
Change the angle during detecting until get the maximum data.
When the object is power off, the reading will be restored to 0 unless there are other electromagnetic radiation disturbings.
About battery
When the reading of the device is too low or no alarm that means low power, please change battery.
Please remove the battery when finish using it.