Rolling Square Portable Pocket Travel Adapter ZDNET's key takeaways Rolling Square's universal travel adapter is available now on Amazon for $30.
It's the most compact travel adapter I've tested, with two versions: USB-C only or USB-C and USB-A.
The version with the USB-C port has less power output. $29.99 at Amazon
Follow ZDNET: Add us as a preferred source on Google.
I'm a big fan of universal travel chargers that can shapeshift into whatever power outlet I'm faced with. But most of the ones I've been traveling with are pretty big and bulky. Sure, they can push out a lot of power and handle power-hungry devices like my MacBook Pro, but they're overkill if I've just got my phone with me.
This is why I've been testing Rolling Square's Pocket Travel Charger, a tiny charger that transforms to allow for worldwide power outlet compatibility.
Also: The best power banks you can buy in 2026
In fact, I've been testing two of them. The Rolling Square Pocket Travel Charger comes in two versions: a 30W unit with a single USB-C output, and another with 20W output from one USB-C and one USB-A port.
Yes, Rolling Square produced two versions of the same device. The one with the USB-C port is a 30W unit, perfect for someone traveling with a smartphone, and there's a 20W unit that has alongside the USB-C port a legacy USB-A port (25W max when using the USB-C port alone, 20W for the USB-A port, and 15W if using both).
The 30W single port charger is slightly smaller and slightly heavier than its two-port counterpart, but both pretty much disappear when slipped into a pocket.
... continue reading