AstroAI Digital Multimeter Tester 2000 Counts with DC AC Voltmeter and Ohm Volt Amp Meter; Measures Voltage, Current, Resistance, Continuity and Diode, Blue

The multimeter may be affected by the surrounding magnetic field before the test, so the numbers will jump on the screen when the test leads are not connected. This phenomenon does not affect the use of multimeter.

Please remove the screws and take it off, then check if the battery and the two fuses are in good condition. Please contact our support team directly for help if them are in good condition: support@astroai.com.

Please note this model cannot AC current, you can consider out other 4000c/6000c multimeter.