Get Anker's new portable power bank with a built-in USB-C cable for 20% off

SAVE $9: As of June 19, get the Anker 3-in-1 Power Bank at Amazon for $35.99 when you clip the on-page 20% off coupon. That's $9 off its normal price of $45.99.

When you're deciding what to take with you when traveling, convenience is one of the most important factors. That's why power banks are clutch travel accessories — you never know when you might need some emergency juice for your phone or another device. Get a new power bank that can charge multiple devices and has a built-in USB-C cable on sale now.

As of June 19, get the Anker 3-in-1 Power Bank for just $35.99 when you clip the on-page coupon for 20% off. That's $9 off its normal price of $44.99. This coupon matches a previous sale price on this new product, so you're getting a great deal here. The discount will automatically be applied at checkout. Right now the coupon is available for all five colors: Black, Violet, Blue, Pink, and White.

You can use this 30W fast-charging power bank as a wall charger with its fold-up AC plug, plug it into a USB-C device to charge it up, or use it as a way to bank additional juice for on-the-go emergencies. It has a digital readout that shows you how much capacity it has left after each charge, too. Plus, it comes in fun colors!

This Mashable-tested charger is reliable and works well despite its somewhat chunky profile. It's great not to have to carry around a separate USB-C cable, too. If you routinely need extra power when out and about, you can't go wrong with this find, on sale for just $35.99 right ow.