REED GU-3001 Offers
This Electromagnetic Field (EMF) Meter measures both AC and DC magnetic field in milliGauss and microTesla with a uniaxial Hall effect sensor. Optional accessories include a tripod and AC adapter for continuous long-term monitoring. Optional PC software also allows a user to track live measurements.

Features
Measures AC and DC magnetic fields milliGauss (mG) or microTesla (µT)
N pole / S pole indicator
Data hold and Max/Min functions
Zero adjustment button for relative measurements
Easy-to-read LCD display
Optional PC software features live tracking via USB connection
Tripod mount for long-term monitoring
Low battery indicator and auto shut off