The Model ST3030 Clamp Meter is an auto/manual ranging, professional meter with Digital Analog Display 4000 count with backlit display. Its advanced design makes it a unique meter in the trouble shooting of electrical, heating and air conditioning systems. The design is rugged and safe for non-invasive current measurements of up to 1000 AMPS. It is also able to measure AC Voltages, DC Voltages, Resistance, Frequency, Capacitance, Diode Check, Audible Continuity, Data Hold, Temperature. The ST3030 Clamp Meter is for some one who wants the latest features in Clamp Meters. The cost of $66.50 is the lowest ever for a meter of this caliber. It is available for immediate delivery.