Locating magnetic fields and E-fields and their causes, determining the frequency and signal strength, measuring and evaluating even the most complex limit values - all this is easily possible with the Aaronia NF Series. With the included touch case and 3000mAh battery, the NF-5030S is the ultimate, budget-friendly, portable spectrum analyser. Both the NF-5030 and 5030S are available to suit different budgets.