Fraser Techno Circuits Ltd manufactures Universal Serial Bus-USB Travel Plug. Fraser Techno Circuits Ltd also manufactures various types of power protection products. The Universal Serial Bus-USB Travel Plug is suitable for all devices without ground pin. The Universal Serial Bus-USB Travel Plug is stylish, compact and safe way to plug in portable appliances around the world. This Plug has two-pin connections with voltage ranging from 110V to 220 V.