The Shargeek 300 can simultaneously output 140W through two USB-C ports, with enough power left to top up your phone.

Discover the best power banks in 2026 for travel. Compare fast charging and high-capacity options, USB-C technology, and expert recommendations for every trip.

With all the electronics we’re lugging around nowadays, there are as many chargers to remember to take with you. Charging multiple devices with one charger has become easier, though, and a power bank ...