The Safescan 35 Portable Counterfeit Detector pack includes a Safescan 35 detector pen which are really innovative machines designed to effectively scan banknotes using 3 different methods: Ultraviolet (UV), magnetic characteristics and security thread.This detector is extremely compact making it perfect for portable use. This makes this detector the ideal solution for cab drivers, proprietors of mobile shops, couriers and professionals that are out on the road a lot, such as branch managers. This device works on (replaceable) batteries (included), and gives off a clear confirmation sound to let you know that the banknote has the right magnetic features.Suitable for the new £5 & £10 polymer bank notes.