Going In Style China Adapter Plug B, C and D Non-grounded adapter plugs allow electrical connections up to 240 volts An adapter plug does NOT change the current or voltage (this requires a converter) unless your appliance is dual voltage This adapter may NOT be used with appliances that have grounded plugs; for these you will need a grounded adapter. Charge your cell phone, tablet, reader and smart phone while traveling to China China nongrounded adapter plug set allows you to plug in your nongrounded appliance plugs into China wall outlets