Wi-Fi CONTROL: The 3 AC outlets can be controlled separately and the 4 USB charging ports can be controlled together by APP on your phone remotely. So you can control your electronic devices in your home wherever you go. SAFELY POWER YOUR HOME: 3 AC ports with surge protector provide maximum protection for all of your home electronics. Fireproof shell houses and protects high-performance electrical components. SMART QUICK-CHARGING TECHNOLOGY: Even power distribution ensures devices are fully charged when you need them. Sends the right amount of current your device needs,which allows for high-speed charging and extends the life of your electronics. Four 2.4A USB ports available to charge your mobile devices; when all four USB ports are used at once,each port uses 1A each. (30 Watts rated power,max current 4A). INTUITIVE INDICATOR LIGHT: Each AC Power button lights up when the corresponding power socket is on; it will also show on your phone synchronously. ALWAYS STAY SAFE: Equipped with overload,overheating,surge,and short-circuit protection to ensure extended usage.