GENIE Banknote Quicktester Pack of 10

Handy money detector pen, portable and uncomplicated protection against counterfeit money, checks euro, US dollar, UK pounds and Swiss Franks How it works: you use the pen to mark a banknote, preferably in a bright spot on the edge of the bank note and wait for a moment Result: real money - the line fades to a slightly yellowish colour and is hardly noticeable later. Counterfeit money – the line is very dark and very clearly recognisable Banknotes are made of special paper, the pen recognizes it by the composition of its ink, which then fades. Counterfeit money is often made of plain paper that reacts and becomes dark