HP offers a broad assortment of power solutions to help you get the most out of your HP business notebooks, including Smart Adapters that are both energy efficient & convenient as they can be leveraged across multiple notebook families. This Smart Adapters can enhance your productivity by powering your notebook while plugged in, as well as charging your battery so that you can take your notebook with you when you unplug. HP Smart Adapters also feature integrated surge protection to protect against power fluctuations that can damage your notebook. This HP Smart Adapters help you save on equipment, power consumption costs & travel.