Western Instruments W-FI Magnetometers is manufactured in 4 models of Disposable Field Indicators, which provide Gaussian readings

Please click on the links below for additional information on the models available for this product:

Models Available	Price
Western Instruments W-FI-10 Magnetometers Helmholtz Coil +/- 10 Gauss, 10-0-10 Economy Model	77.00
Western Instruments W-FI-100 Magnetometers Helmholtz Coil +/- 100 Gauss, 10-0-100 Economy Model	116.00
Western Instruments W-FI-20 Magnetometers Helmholtz Coil +/- 20 Gauss, 20-0-20 Economy Model	83.00
Western Instruments W-FI-50 Magnetometers Helmholtz Coil +/- 50 Gauss, 50-0-50 Economy Model	94.00