This is the Innergie mCube 65 Watt Laptop Power Adapter - White. The mCube 65 by Innergie is the perfect power solution to power your laptop as a replacement or secondary power source. The laptop adapter is compatible with 18-21 volt laptops with wattage requirements of up to 65 watts. 9 different laptop tips are included to make sure you can match with your laptop. Includes five built-in protections to ensure you will never again worry about unstable voltage and you'll know your computer is safer than ever. The mCube 65 has a super compact design to help you travel light.