45N0250 original Lenovo ac-adapter 90 Watt - sparepartworld.com
Amazon.com: New Laptop Charger 90W watt Slim Square tip AC Power Adapter(Power Supply) with Power Cord Compatible/Replacement for Lenovo ThinkPad Yoga : Electronics
90w 20v 4.5a Universal Ac Power Adapter For Lenovo Ideapad G510s G550s G700 G710 S500 Touch S510p Yoga 3 15 Flex 20 Charger - Laptop Adapter - AliExpress