Going In Style Sri Lanka Adapter Plug - B-F-GUB and GUF Kit 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 laptop, e reader and phone in Sri Lanka Sri Lanka grounded and nongrounded adapters for travel include 4 adapters total