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Mark Knapp

Mark Knapp is a freelance writer and long-time reviewer of consumer electronics including phones, desktop computers, laptops, projectors, speakers, headphones, monitors, keyboards, mice, scooters, e-bikes, and more

July 2026

  • charger product photo on colorful background

    The Filter US
    Tiny yet powerful, the Anker 511 Nano 3 is the best budget USB charger we tested

    Anker 511 Nano 3 is the kind of charger you’ll want a few of, and for $15.99, you can afford to stock up

April 2026

  • A group shot of various usb chargers on a table

    The Filter US
    We stress tested 22 USB chargers to find the best for phones, laptops, travel and more

    Baseus PicoGo AE11 and Anker 511 Nano 3 are among the best USB chargers in the US to keep devices juiced up quickly and safely for all your tech needs
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