45W 20V 2.25A 1.7mm Tip AC Adapter for Lenovo Yoga IdeaPad 100 110 510 710
Lenovo 45W AC Wall Adapter Charger Fit for Yoga 520-14IKB(#80X8,80YM) Laptop Power Supply Output Volt 20v 2.25a Round Pin Dia Size 4.0 x 1.7mm - World IT Hub
65W Lenovo Yoga 520-14IKB 80X8 AC Adapter Charger
Lenovo Yoga 520-14IKB AC20V45 - 02 Tip Notebook Adapter - BattDepot United States
AC Adapter Charger Power For Lenovo Yoga 520-15IKB 520-14IKB 80X8 80X9 Laptop PC - Newegg.com