Amazon.com: Laptop Charger 65W watt Small Round tip (4.0mm1.7mm tip) AC Wall Power Adapter for Lenovo Yoga ideapad Flex4,Compatible with ADLX65CDGU2A 5A10K78742 01FR137 : Electronics
For Lenovo 65W Laptop Charger Round Tip AC Wall Adapter GX20L29355 Black | eBay
Lenovo 65W AC Power Adapter | Power Adapter | Lenovo US
Lenovo 65W AC Adapter - Micro Center
65W Round Tip AC Wall Adapter Charger for Lenovo Flex 4 1480, Flex 4 1580, Ideapad 710s 510s 510 310 110 100 110s,YOGA 710 510 Lapotp.(ADLX65CLGU2A, 5A10K78745).(6 Ft) - Walmart.com