This USB charger features two USB-C and two USB-A ports for quickly and safely charging your mobile devices. Plug the U280-W04-100C2G into any NEMA 1-15R, NEMA 5-15R or NEMA 5-15/20R AC outlet to ensure your laptop, smartphone, tablet, smart watch, earbuds, handheld gaming device and other USB devices charge at their fastest possible speed. The compact unit supports up to 100W for charging when all four ports are being used simultaneously.