Does NOT work for US Stamps

Long wave, hand held, portable model for detection of fluorescence of stamps and tagging on currency or phone-cards. 4 Watt efficiency.

Requires 4 AA batteries.

Broad spectrum of long waves.

Peak efficiency at 366 nm

Reliable detection of luminescence

Suitable for use on most areas. i.e. Canada, Mexico, Norway, France, Hong Kong, People”s Republic of China, Russia and definitives of Great Britain after 1992.