Ugreen's new 300W GaN charger. | Image: Ugreen Ugreen is teasing a new 300W GaN charger with enough ports to charge a suitcase-worth of gadgetry. The $269 device has four USB-C ports and one USB-A port, and spokesperson Roger Wan says it will go on sale in mid-August. The most powerful port is able to deliver as much as 140W via the PowerDelivery 3.1 spec, enough to fast charge a modern 16-inch MacBook Pro when used with Apple's MagSafe 3 to USB-C cable, even with four other devices being charged concurrently. With every USB connection in use, the charger can provide 140W via its fir...