Overload Protection & Superior Safety : Overload protection, over-current protection, over-voltage protection, circuit breaker and ABS PC fire-retardant material, all-round protection to keep you and your devices safe. 100% pure copper wiring, and flame retardant cg which is able to stand temperature up to 1382?(750?). Power Strip Flat Plug : 5 ft extension cord flat plug power strip won't block any other wall plug, easier access to narrow place behind furniture or desk. With a on/off switch on the top of the desk edge power strip helps you to save electricity when the outlets are not in use. Compact and Portable Design : Power outlet with usb - neat for your desk, easy to take into your briefcase. It’s a great power outlet station for your office, home, nightstand, hotel. Non-surge protection design can approval for the cruise ship. It's a good accessory for your home/office/cruise ship to charge your devices. Smart IC USB Charging: The usb power strip cube with 3 USB charging ports, provide total 5V 2.4A output, built-in smart IC charging technology which will automatically identify the devices and optimally distributing the current for the devices. You can charge your cell phone, tablet, and power bank with the desk mount power strip. One for All : The usb tower equipped with 4 AC outlets and 3 USB charging ports on different directions to make full use of usb outlet. Providing power for up to 7 devices simultaneously and all side outlet is design for big adapters charging without blocking each other, save your space and keep your desktop organized. You can charge your phone, lamp, laptop and other devices together.