The LED transilluminator is the instrument for the detection of nucleic acids at 470nm (Blue) light and white LED light for protein. As the UV light is not used in the device, it ensures the safety of eye, skin and the samples. The blue LED lights are arranged under the viewing area (200 × 120 mm). It is designed to view the gel stained with the fluorescent dye VisualaNA A, VisualaNA S and VisualaNA X by MOLEQULE-ON and other safe dyes in the market compatible with the blue light wavelength. However, it is not suitable for ethidium bromide.