15FT Long Extension CordThe 15FT upgraded extension cord with multiple outlets is made of pure copper. Reinforced design at the junction of the stand of power strip tower and the wire head. To protect the terminal from wear and tear. Environmental protection and fire-resistance PC shell with flame retardant at 1382 makes it more durable and longer lifetime. USB- C Fast & Smart Charge- 4 USB ports total 3.4A, each USB A port features 2.4A Max output. USB C charging port features 3A Max. Built-in with smart technology, detecting charging devices and deliver optimal charging speed automatically, compatible with most USB devices.