Ideal Industries 61-766 True RMS Volt/Amp Clamp Meter with TightSight Display True RMS Capacitance Frequency measurement via clamp head or leads 40AAC low range Perfect for motor and ASD troubleshooting Measures up to 600AAC TightSight bottom display Voltage-presence warning on all functions Tapered jaws with hook tip Max/Min Peak Max/Min (1ms) Audible continuity Selectable auto power off Data Hold Includes leads, alligator clip and case Displays: 3-3/4 digit LCD with 4000 counts for both displays Backlight: Green illumination with auto-off after 4.5 minutes Analog Bargraph: 41 segment LCD with measurements of 20 times per second Polarity: Automatic, positive implied, negative (-) polarity indication Overrange: "OL" indication is displayed Zero: Automatic Measure Rate: Samples 2 times per second, nominal Auto Power Off: Approx. 30 minutes of non-use Low Battery Indication: The " " is displayed when battery voltage drops below operating level Power Supply: 1x 9V battery (Not Included) in an isolated battery compartment Accuracy: Stated accuracy at 23°C ±5°C, Temperature: 0.1 x (specified accuracy) per °C Coefficient: (0°C to 18°C, 28°C to 50°C) Altitude: 6561.7 ft. (2000m) Operating Environment: 32°F to 122°F (0°C to 50°C) at Storage Environment: -4°F to 140°F (-20°C to 60°C) at Jaw Opening: Accepts 1.42" (36mm) conductor Accessories included: Carrying Case, Test Leads with alligator clip, operating instructions AC Converter: True RMS Accuracy: Accuracy is specified as +/-(a percentage of the reading + a fixed amount) at 23°C±5°C (73.4°F ± 9°F), less than 75% relative humidity. Temperature Coefficient: 0.1 times the applicable accuracy specification per degree C from 0°C to 18°C and 28°C to 50°C (32°F to 64°F and 82°F to 122°F) This clamp has been tested to the best of our capabilities and everything works as it should