Product works properly but is not very sensitive to small magnet sensing. But works very well for almost every other application needed to sense magnet poles.
Verified purchase: Yes | Condition: New
Does what I need it for. I use it for testing polarity of guitar pickups. Does the job-works great!
Verified purchase: Yes | Condition: New
good product!
Verified purchase: Yes | Condition: New
Installing the button cell batteries was a little more difficult, than in most other devices. But once they were in, the tester worked fine.
Verified purchase: Yes | Condition: New
Quick and Easy. Yes, you can get an app for your smart phone....but whip this thing out, and BAM there it is...N beep or S beep. Great
Verified purchase: Yes | Condition: New
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