The ThinkCentre 90W AC adapter is your perfect travel companion for ThinkCentre Tiny systems. Leave your bulky standard AC adapter at home as you travel with your ThinkCentre system and bring the much more compact and portable Tiny 90W adapter with you instead. This ThinkCentre power supply is very energy efficient and is backed by a 1 year Lenovo warranty. It's the perfect choice for on-the-go power for your ThinkCentre.