Surge Protector with USB Ports Extension cord with usb ports can be charged up to 5V/3.4A. The USB-A port has a maximum charging voltage of 5V/2.4A and the USB-C port has a maximum charging voltage of 5V/3.1A. The maximum output power is 17W, which is 30% faster than other usb extension cord surge protector. Using smart charging technology, you can automatically detect your device, charging efficiency is faster, completely suitable for your iPhone, iPad, etc. Travel accessories must haves. 9-in-1 Surge Protector Power Strip - Two side surge protector with usb ports features 6AC wide-pitch outlets (1625W/125V/13A), 2 USB-A and 1 USB-C ports (5V/3.4A total), could charge up 9 devices simultaneously.This multi-purpose USB charging station can charge phones, laptops, tablets, cameras, and other devices for home, office, and dorm rooms, can charge all your devices. 15FT Long Extension Cord & 45° Right Angle Flat Plug 15 ft flat power cord allows it to reach anywhere in the room