Key Technical SpecificationsDisplay: True RMS 4000 countsAC Current: 4A / 40A / 400AAC/DC Voltage: 400mV / 4V / 40V / 600VResistance: 400Ω to 40MΩCapacitance: 4nF to 4mFCore Functions: Non-Contact Voltage detection (NCV), live test, data hold, and diode testing.Power: Requires 2 x LR03 AAA batteries (included in the blister pack).Included Accessories1 Set of test leads2 Pcs AAA batteries