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Edie Boehm At first it seemed like it wasn't working, but I read the instructions and found that the flash only activates when you hold it close enough to the skin, so keep that in mind.
I tried it on half of the area to see the difference, and there are results.
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Antoinette Botsford The item stopped working after a few months... it no longer gives any signal!!
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Virgilio Kuphal Complete its functions 🤗