Genuine Lenovo 90W 20V 4.5A Laptop Charger AC Power Adapter Square Tip ThinkPad | eBay
20V 4.5A 90W 7.9mm*5.5mm Lenovo AC Power Adapter Charger - WIT Computers
Lenovo ThinkPad X1 Carbon Original AC Adapter Charger 20V 4.5A 90W Slim tip – iVenus Computer Store
90W 20V 4.5A Charger AC Adapter Power Supply For Lenovo Thinkpad Laptop 7.9*5.5 | eBay
20V 4.5A, Barrel 7.9/5.5mm with Pin, 2-Prong 92P1105, 42T5000 Lenovo Common Item (Lenovo) AC Adapter 20V & Above. PcHub.com - Laptop parts , Laptop spares , Server parts & Automation