4 Useless Tech Products You Shouldn’t Buy

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Woman in an office with a headache while using tech.
Yuganov Konstantin/Shutterstock.com

Knowing exactly what technology to invest in isn’t always easy. A few products on the market, though, are decidedly not worth your time or money—even when they do what they claim to do. Here are a few you’ll find on the wrong side of Amazon.

Signal-Boosting Phone Stickers

A sticker advertised to increase cellphone signal strength.
PSMILE

Does your phone struggle to get good reception? Some retailers say all it needs is a small, inexpensive sticker. These so-called “antennas” are usually printed with a design featuring hexagons, circuitry, and other geometric shapes in an attempt to give the impression of being high-tech.

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