AC Adapter Laptop Charger for Lenovo Ideapad Yoga 13 2191 20175; Yoga 2 Pro 80AY 20266; Flex 10 20324; Flex 2-15 20309 20405; Edge 15 80H1; U430 20270; U530 20289; S500 20247 20248; ThinkPad X240 20AM 20AL; T440 20B7 20B6; T440S 20AR 20AQ; Yoga S1 20CD 20C0 Notebook Power Supply Cord Input: 100 - 240 V (worldwide use) Output: 20V 4.5A, Power: 90W Connector size: Square Tip Service & Support 1 year warranty CE/FCC/RoHS certified