Going In Style France Grounded Adapter Plug - GUB Grounded adapter plugs allow electrical connections up to 240 volts A Grounded Adapter plug does NOT change the current or voltage (this requires a converter) unless your appliance is dual voltage This grounded adapter supports 3 pronged as well as 2 pronged appliances Charge your cell phone, tablet, reader and laptop while traveling to France France grounded adapter adapts your electric power plugs to fit into France wall outlets