Features: Jaw size: 42mm/1.7 inch (Diameter) Tests AC/DC voltage and current, resistance, capacitance, frequency and duty cycle Type-k thermocouple contact temperature measurement Diode check and continuity test Data hold and display back light Specifications: Display: LCD, 1999 counts, updates 2¨D3/sec Jaw opening capability: 42mm (Max conductor size) Operating Environment: 0 to 40 Centigrade Storage temperature: -10 to 50 Centigrade Temperature coefficient: 0.1xspecified accuracy)/Centigrade (28 Centigrade) Altitude: 2000m Size: 250x99x43mm SKU: X1IN10251 Pls note that battery is not included. Package includes: 1 * MS20001C (with test leads) 1 * K-type thermocouple 1 * User manual