GALLERYFEATURES KFL_51UV_Main KFL-51UV_7 KFL-51UV_5 KFL-51UV_4 KFL-51UV_6 KFL-51UV_8 KFL-51UV_3 KFL-51UV_1 KFL-51UV_2 Features 51 UV LED allows covering a large area 390-395 nanometer wavelength Reveal hidden stains Aluminum material for durability Wrist strap for safety Easy operation with one button activation Dimensions: 5.8″ (L) x 2.2″ (W)