🔌 Finder Digital Voltage Tester Pen: Versatile 12V-220V DC & AC Voltage Detector for Home Appliance Repair and Detection Review

Complete junk. If you're looking for a tester that's inexpensive, this isn't it. I can't get back the time in my life I wasted trying to be frugal which led to me ordering this piece of junk. Don't waste your precious time.

This product does not actually measure voltage. It seems to react to anything that can conduct electricity, including metal zippers and skin. The instructions are worse than the google translation; They contain a number of non-words such as "tekting" and "toasting". Save time and money and buy something else.

Came almost without instructions and with empty batteries inserted. Replaced batteries, still doesn't work. Arranging a refund wasn't difficult, so I cut my losses and drank it. All other electrical equipment I have is Fluke, Sperry, and Klein. I shouldn't have left this circle of trust and I won't do it again.

I was trying to test a 15A 12 volt fuse with a non-contact fuse and I think you need to test both ends of the fuse to make sure it's ok is. Unfortunately it wasn't that bad. When I removed the fuse I got the same results. Indication of circuit closure without fuse. I may not be the expert on this but I believe that without a fuse there should be no circuit.

You can't get a DC reading without touching a bare wire. Batteries do not have a plus and minus indicator inside the tool. There is no instruction manual with packaging. There were some instructions on Revain where the article was viewed. When checking the air conditioning there was a display with numbers but they were difficult to read because they were so small. I opened up the tool to check the batteries and there was a very thin wire (22 gauge I think) but it was pinched when the tool was…