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Off-brand phone chargers
Off-brand phone chargers
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You may be tempted to buy that cheapy model at the airport, but studies show this can pose dangers to your expensive smartphone. Ken Shirriff of How-To Geek took a dozen chargers and put them to the test. He found that most off-brand chargers provided inconsistent power, leading to battery damage. Don’t miss these 23 subtle ways your home could be making you sick.

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