Why This Universal Travel Charger Earned A Place In My Backpack - Especially At Its Price

Rolling Square Portable Pocket Travel Adapter

ZDNET's cardinal takeaways

• Rolling Square's cosmopolitan recreation adapter is disposable now connected Amazon for $30.
• It's nan astir compact recreation adapter I've tested, pinch 2 versions: USB-C only aliases USB-C and USB-A.
• The type pinch nan USB-C larboard has little powerfulness output.

I'm a large instrumentality of cosmopolitan recreation chargers that tin shapeshift into immoderate powerfulness outlet I'm faced with. But astir of nan ones I've been walking pinch are beautiful large and bulky. Sure they tin push retired a batch of powerfulness and grip power-hungry devices for illustration my MacBook Pro, but they're overkill if I've conscionable sewage my telephone pinch me.

This is why I've been testing Rolling Square's Pocket Travel Charger, a mini charger that transforms to let for worldwide powerfulness outlet compatibility. 

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In fact, I've been testing 2 of them. The Rolling Square Pocket Travel Charger comes successful 2 versions: a 30W portion pinch a azygous USB-C output, and different pinch 20W output from 1 USB-C and 1 USB-A port.   

Yes, Rolling Square produced 2 versions of nan aforesaid device. The 1 pinch nan USB-C larboard is simply a 30W unit, cleanable for personification walking pinch a smartphone, and there's a 20W portion that has alongside nan USB-C larboard a bequest USB-A larboard (25W max erstwhile utilizing nan USB-C larboard alone, 20W for nan USB-A port, and 15W if utilizing both).

The 30W azygous larboard charger is somewhat smaller and somewhat heavier than its two-port counterpart, but some beautiful overmuch vanish erstwhile slipped into a pocket. 

The 2 chargers -- 1 is nan 30W portion pinch a azygous USB-C output, and nan different pinch 20W output from 1 USB-C and 1 USB-A port. 

Adrian Kingsley-Hughes/ZDNET

The business extremity -- nan spot that plugs into nan big powerfulness outlet -- are nan aforesaid for both. They dwell of a action of prongs that tin beryllium extended and retracted to suit US, EU, Australian, and UK sockets, making these mini chargers compatible pinch nan sockets recovered successful complete 200 countries worldwide. I've tested nan chargers pinch a number of different sockets from astir nan world, and they worked conscionable fine.

Prongs person to US, EU, UK, and Australian sockets.

Adrian Kingsley-Hughes/ZDNET

And fearfulness not, nan charger tin grip voltages ranging from 100V to 250V astatine 50Hz and 60Hz. 

Both versions of nan charger are compact, yet robust capable to withstand nan rigors of travel. I've utilized excavation connected a number of trips, and they've some worked flawlessly, moreover aft being thrown astir successful bags and suitcases. And speaking of, they adhd almost nary weight to your burden.

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Which do you choose? If you're all-in pinch USB-C, past spell for nan 30W charger, but if you person bequest devices, you'll person to do pinch little powerfulness output. 

ZDNET's buying advice

Both chargers costs $30, making them competitively priced. The 30W portion is nan 1 I'd spell for, unless you person a pressing request for a USB-A port. 

However, if you're personification who wants to powerfulness a powerful cosmopolitan recreation charger, I've besides covered immoderate of those. If I request much power, I return 1 of my Tessan recreation chargers pinch me, different point that's not fto maine down.