Amazon.com: AC Charger for Lenovo Ideapad 100S 100S-14IBR 100S-14IBY Model 80R9 80R90004US 80R9005JUS 80R9005KUS 80R90073US ADP-45DW B (only fit for 20V 2.25A 45W) Laptop + Power Cord : Electronics
AC Adapter Charger for Lenovo IdeaPad 100S-14IBR Model 80R9 Power Supply Cord F | eBay
Amazon.com: 45W AC Charger Compatible with Lenovo Ideapad 100S-14 100S-14IBR 100S Chromebook-11IBY Laptop (with UL Safety Certification) : Electronics