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.
17 things you need to throw out ASAP
Remove the dangers from your household with this handy guide.
Off-brand phone chargers