The lenovo ac adapter 65 w 20 v is our smallest power adapter yet its sleek design is ultra portable making it an ideal travel ac adapter a single cable connects to the adapter for all your pc power needs and reduces cable clutter the adapter is compatible with most lenovo and thinkpad 65 w laptops and is provided with a 1 year lenovo warranty service designed for b40 30 b40 70 b50 30 flex 10 15 2 14 2 15 ideapad s210 touch s410 s510 s510p touch m5400 s20 30 touch think