KAEMEASU KM-CM21D Digital Clamp Meter Multimeter Electrical Tester Measuring AC/DC Voltage, Current, NCV (No Battery) ?Accurately measures AC/DC Current, AC/DC Voltage, Capacitance, Frequency, Duty Cycle, Resistance, Diode, Continuity, etc. ?This clamp meter is a really useful tool for solving industrial and household electrical issues ?Support Data Hold, Auto shut-down, True RMS measurement, Automatic/Manual, Continuity Buzzer, etc. ?The LCD Backlit Screen and Flashlight make it easy to use in a dark working area ?Its slim and compact size makes it easy to operate in narrow spaces ?Function: ?True RMS measurement ?Relative value ?NCV measurement ?Automatic/manual ?Diode testing ?continuity buzzer ?Low voltage display ?Data hold ?LCD backlight ?flashlight ?Automatic shut-down Specifications: ?DC voltage: 6V/60V/600V/1000V ?AC voltage: 6V/60V/600V/750V ?DC current: 60A/600A ?AC current: 60A/600A ?Resistance: 600|?/6k|?/60k|?/600k|?/6M|?/40M|? ?Capacitance: 60nF/600nF/6uF/60uF/600uF/6mF/30mF ?Frequency: 10Hz/100Hz/1kHz/10kHz/100kHz/1MHz/10MHz ?Temperature: -20~1000?? (0~1832��H) ?Duty cycle: 0.1%~99% ?Square wave output: 50Hz~5kHz ?Powered by: 2*AAA batteries (not included) Package included: ?1 x Multimeter ?2 x Test Pen ?1 x Test Cable ?1 x Storage Bag ?1 x English Instruction Manual ?Other items not included