Klein Tools CL440 Clamp Meter is an advanced HVAC clamp meter with automatically ranging true root mean square (TRMS) for maximum accuracy. The meter measures AC current, inrush current, AC/DC voltage, DC microamps, resistance, continuity, frequency, capacitance, temperature, diodes, and more. This Digital Clamp Meter comes with right-angle input test leads, push-on alligator clips, K-Type thermocouple, storage pouch, instructional manual, and 3 x AAA batteries. Frequency 60 kHz Overall Width 3.77" (9.6 cm)DC Micro-Amp 600µA Temperature Range -328° to 2462°F (-200° to 1350°C) Drop Protection 3.3' (1 m) Voltage 750V AC; 600V DC Capacitance 6.000mF AC Voltage 750V Material ABS and Electrical Components Current 600A Display 6000 Count LCD Ohms (Resistance) 60M„¦ Batteries 3 x AAA Application Measures AC Current, Inrush Current, AC/DC Voltage, DC Microamps, Resistance, Continuity, Frequency, Capacitance, Temperature, Diodes, and More Auto-Power Off Yes Weight 14.2 oz (402 g) DC Polarity Indicator Yes Ingress Protection €” Special Features Automatically Ranging True Root Mean Squared (TRMS) Measurement Technology for Accuracy; NCVT; Added Temperature Functions TRMS, AC Current, Inrush Current, AC/DC Voltage, DC Microamps, Resistance, Audible Continuity, Frequency, Capacitance, Temperature, Non-Contact Voltage Testing, Diodes, Min/Max, Data Hold Capability Jaw Size 2" (5.1 cm) Included Right-angle Input Test Leads, Push-on Alligator Clips, K-Type Thermocouple, Storage Pouch, Instruction Manual, and 3 x AAA Batteries Standard CAT IV 600V, CAT III 750V, Class 2, Double Insulation Safety Rating Overall Length 10.04" (25.5 cm) Type HVAC TRMS Clamp Meter