Keep a spare ThinkCentre 90W AC Adaptor II (slim tip) at hand to ensure your Tiny device has a consistent flow of power. This AC adaptor is perfect for use as a spare or replacement adaptor for its compatible machines. ThinkCentre AC adaptors are compact so you can easily have it tucked into your carry case at all times. It performs to the exact same standard as the one which originally came with your Tiny devices and it is backed by an official Lenovo 1YR warranty.