Technology from Green Plug will start to see the light of day next year, but the start-up still faces a long journey toward realizing its vision of a universal, energy-efficient power supply. Martin ...

It is the bane of worldwide travel: there isn’t just one way to get AC power from the wall. The exact connector — and what you can expect when you plug in — differs from country to country. Even if ...

The Multi-Voltage Tessan 140W Power Adapter has power prongs for most global outlets and has three USB-C ports and one USB-A port for older items. Whenever I travel, I always have a slight panic when ...