Important: Avoid paid “manual download” sites that charge $5–$15. The ErickHill RT-100 manual is free for personal use.

Hold down the power button until the screen lights up. The device will run a brief self-calibration test for 1–2 seconds, showing all display elements before initializing to zero. Step 2: Selecting Units

: The 3-1/2 digit LCD will show the electric field in and the magnetic field in simultaneously.

"If you have any questions, please feel free to contact us, our professional after-sales team will solve your problem in time."

Slowly move the RT-100 around the area or device you wish to test. Pay attention to the numerical readings on the digital display.

For professional users or those conducting regular EMF surveys, maintaining a log can be valuable:

Regardless of which ErickHill RT-100 you own, follow these maintenance guidelines:

Using the RT-100 is simple. For the most accurate readings, it's best to hold the device away from your body and slowly move it towards the source of radiation you are investigating. Using the front sensing area will yield the best results.

: Freezes the current reading on the screen ("HOLD" icon will appear). Press again to unfreeze. Long Press : Turns the device ON or OFF. AVG / VPP Button ( Value Icon)

When you purchase an ERICKHILL RT-100, the package should include the following items: