The USB-C port supports the Power Delivery charging protocol and is compatible with USB-C powered devices. On the SMC127C, it is able to detect the device and supply power with the fastest possible charging speed. According to testing data, it can singly supply power output of 18W at the maximum. By the side of it, there is a USB-A port able to supply a power of 5V2.4A, which is well-suited for electronics charging, like cell phones, power banks and tablets.
The SMC127C has twelve US sockets in total, ten of which are traditional sockets for normal style plugs while the other two are widely spaced, which are built for bulky plugs. All sockets are surge-protected and rated at 2390 joules to protect charging devices against voltage fluctuations, surges and spikes.
The SMC127C is paired with a 6-foot heavy-duty extension cord, and two keyhole mounting slots are designed on its back for convenient use. To ensure its high safety and quality, its housing and the cord are made from fire-prevention materials; furthermore, it is ETL and FCC listed.