10 must-have tech accessories under $20

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A good accessory should complement or enhance the functionality of the main product. Whether it's a printer working with a computer, or an Apple Pencil with an iPad Pro, the two should work in lockstep to give you a better experience.

But accessories get expensive, some can run well into the three-digit range, and some are meant for only a niche audience. To make your day-to-day computing experience better, though, a few key, inexpensive accessories can make all the difference.

Whether you're trying to charge multiple devices at once, keep your stuff more secure, or clear up clutter, these 20 accessories can make that happen — all for $20 or less.