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oviitech 2 Pack Grounded Outlet Wall Tap Adapter with On/Off Power Switch,Single Outlet with Switch in White, Outlets & Accessories - Amazon Canada
UltraPro Grounded Power Switch, 2 Pack, Outlet Extender, 3 Prong, Easy to Install, for Indoor Lights and Small Appliances, Energy Efficient Adapter, Space Saving Design, UL Listed, White, 39713 : Amazon.ca: Tools
Why You Should Avoid Using Plug Adapters
European to North American Plug Adapter non-grounded – Angel Electronics