If i use the 60w to charge my laptop, how do the remaining 3 usb-a ports share the 15w of power? 5v/1a per port? Alan Turksu June 26, 2018 23:27 Updated Follow Yes, 5V/1A USB 3.0 ports and one Power Delivery port. Related articles How can I charge a Samsung S9 or S9+ on the 75W Travel Charger? Is the charger USB-IF Certified? Quick Guide Will this Type-C Multimedia Adapter support 1440p @ 60hz if you are using two monitors? What are the exact size and weight of the 75W Travel Charger? Comments 0 comments Please sign in to leave a comment.