18V 400mA High quality IC solutions AC 100V-240V Converter Adapter DC 18V 0.4A Power Supply 5.5mm x 2.1mm-2.5mm - AliExpress
Guy-Tech AC / DC Adapter Compatible with DrillMaster 18V Drill Master Sanhong SH-DC0240400 24V 400mA - 1A Class 2 Transformer Power Supply Cord - Walmart.com
1PCS 18V 400mA High quality IC solutions AC 100V-240V Converter Adapter DC 18V 0.4A 400mA Power Supply EU Plug 4.0mm x 1.7mm - AliExpress
Ce GS BS Power Supply Adaptor 18V 15V 400mA AC DC Adapter - China Power Supply, Switching Power Supply | Made-in-China.com
Replacement 18V 400mA AC Adaptor Power Supply HD-18V 18V Challenge Drill JH06W45 | eBay
Electro-Harmonix US18DC500 18-volt Power Supply | Sweetwater