- With the 140 W output on this charger, you can easily power up your MacBook, laptop and other gadgets- GaN technology gets more power from a smaller charger, leaving more space in your bag- You can use all four ports at once and charge a USB-A and three USB-C devices at the same time- It's PD 3.1 certified, so your devices will fuel up quickly and safely- The switchable UK/EU/US plug comes in handy when travelling