Safe and easy handling for determining fluorescence. With the particularly powerful 6-watt tube, the device provides the best results in bright environments and in daylight. Wide range of long-wave UV rays (wavelength: 366 nm). A wide range of uses, e.g. checking stamps, banknotes, credit cards and more. Mains operated with 220 V power ¬supply. Overall size: 257 x 70 mm (10 ? x 2 ¾) .