Other parameters phase indication no measuring of connections of circuits no power source 2× 1.5 V LR44 (included) DC voltage 0 to 250 V contactless non-contact measuring polarity of sources and short-circuit, microwave ovens monitors emission frequency range 0–60 Hz two settings of sensitivity yes AC/DC voltage 0–250 V, 70–250 V packaging 1 pc, blister
