Double Visitor; Double adaptor for travellers visiting the UK. Product Details; Visiting the UK and want to plug two things in a once, this is the perfect adaptor for you, it is exactly as its name would suggest, a double adaptor for visitors. Please ensure you purchase the correct product for the country you will be using it in as plug configurations and voltages vary. Technical info; Covers inbound travellers from For Europe, USA, Asia, Australia, Middle and Far East to any country with a UK electrical system. Please note this product does not convert voltage.