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
Lenovo Thinkpad 90W 20V 4.5A Black AC Power Adapter ADLX90NLC2A PA-1900-71 45N0307 45N0247 45N0248 (Used) - Walmart.com