AC voltage Alert [ IAC-D 90-1000VAC/LED.LIGHT
Hello sir . The phase meter device has a battery and is new. But it doesn't work. What is the problem with the device?
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Have you checked that you inserted the batteries correctly into the tester?
Try replacing the batteries with new ones just in case one is faulty.
If it still doesn't work, then since it is new, contact the seller and ask for a replacement or a refund
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