Want to save $30 per year on your energy bill? Tripp Lite's TLP78TUSBG offers reliable, GREEN surge technology that protects your computer and peripherals as well as the environment and your wallet. Energy-saving outlet configuration reduces energy waste (phantom loads) by cutting AC power to unused peripherals. Convenient, multiple programmable timers allow users to set the exact time a device is turned on and off. The unit has 2 separate banks of outlets so you can program up to 20 timer options. It also provides 2 separate USB charging ports with a maximum of 1 AMP per port. Perfect for charging smart phones, MP3 Players and Tablet PCs. The TLP78TUSBG has 7 total outlets, 8 foot cord and diagnostic LEDs to warn of wiring problems and suppressor damage. Network-grade AC suppression rated at 2100 joules shields equipment from surges and line noise. the TLP78TUSBG provides 1 designated transformer outlet but can accommodate up to 4 transformer plug outlets.