SIIG’s Ultra-Compact Universal AC/USB Power Adapter - 45W is a high-quality, reliable and auto-switching 45 watt universal AC adapter with a high-speed USB charging port designed to power and charge ultrabooks/laptops, mobile phones, MP3 players and more. This universal power adapter comes with various coded adapter tips for easy identifying to support a wide variety of ultrabooks/laptops and it is integrated with a USB Type A charging port perfect for charging of iPad, iPhone, Galaxy and other USB powered devices. It automatically adjusts voltage settings based on the connector tip used and device connected, along with built-in Over Current Protection (OCP), Over Voltage Protection (OVP), Short Circuit Protection (SCP) and Over Temperature Protection (OTP) to fully safeguard your devices. It is an excellent and versatile universal power adapter replacement to support your high performance and demanding ultrabook/laptop computer and USB devices from various manufacturers.