The Lisen 3-in-1 Metal MagSafe Travel Charger is down to $45 from its original cost of $66. By applying the extra 40% coupon on the page, then using code “ 53TJ5J9O ” at checkout, it brings down the cost to a mere $21 — which is a 67% off savings from its normal price.

We test and write about power stations and portable chargers year-round, cross-reference our own recommendations, and then use price-tracking software to make sure everything we recommend is genuinely a good deal.

The best fall Prime Day deals on our travel writers’ favorite gear—stuff we’ve already rigorously tested, and stuff we travel with ourselves.