Aprašymas

"Genie 11794. Supported currencies: Multi-currency, Detection types: Ink, Product colour: Blue, Yellow. Power source: Battery. Width: 141 mm, Depth: 15 mm, Height: 12 mm"\n"Handy money checker; Portable and uncomplicated protection against counterfeit money; Euro checks, US dollars, British pounds, Swiss francs.
How it works: use the pen and mark the bill, preferably in a light place on the edge of the bill and wait a moment.

Result:

Real money - the line fades to a slightly yellowish colour and is hardly visible at a later date.
False Money - The line is very dark and very clearly recognizable
Banknotes consist of specialty paper - the pen recognizes it by the composition of its ink, which then fades. Counterfeit money often consists of plain paper, the ink reacts and becomes dark."