SPER Scientific Meters Emf Meter

SPER Scientific Emf Meter, 5-1/4 X 2-1/4 X 1-1/4 In, 0.1 To 2000mg Range, 5 To 50c Operating Temperature, 30 To 300hz Frequency, 2.5 Times/Second Sampling Time, Single Axis, 80% Operating Rh, 3-1/2 Digits Display, 170g Weight, With Soft Carrying Case, 9v Battery, Instructions, Measures Emf Emissions From Electrical Power Lines And Transmission Equipment, Computer, Hvac, Audio/Video And Other Electrical Appliances And Equipment, Low Battery Indicator, Standard And Maximum Hold - SPER