GE Grounded Power Switch, Outlet Extender, 3-Prong, Easy to Install, for Indoor Lights and Small Appliances, Energy Efficient Adapter, Space Saving Design, UL Listed, White, 25511 - Amazon.com
Installing a grounded wall socket
EU Plug Wall USB AC110-250V Power Outlet Grounded Socket Plastic Adapter - AliExpress
1 Pc 3 Outlet Prong Electrical Power Grounded Wall Socket Tap AC Adapter Indoor | eBay
Three Way Grounded Adapter
3 Grounded Multi Outlet Adaptor Wall Plug (Pack of 4) - Walmart.com
UltraPro-Grounded-1-Outlet-Power-Switch-Black
Hyper Tough 3 Grounded Outlet Night Light Indoor White Tap - Walmart.com