The 65W Lenovo ThinkPad AC Adapter provides convenient power anywhere, anytime. This adapter is compatible with all Lenovo notebooks designed after 2013 that have a slim-tip rectangular power plug. It has the same specifications as the standard AC adapter included with compatible notebooks. ThinkPad AC adapters with slim-tip AC plug are compact, incredibly energy efficient and Energy Star V (ES 2.0) rated. Each adapter is backed by a one-year limited warranty with renowned Lenovo service and support.•System Building Accessory Has the same performance specifications as the standard 65W AC adapter included with notebooks. Energy Star V (ES 2.0) energy efficient Compatible with the standard slim-tip rectangular AC plugs used on Lenovo laptops for 2013 Not suitable for older notebooks with round AC plugs