The Eiko 2290 medical lamp has a MR16 bulb shape and a GX5.3 base. It operates at 150 watts and 21 volts and has an average life rating of 40 hours. This bulb has a color temperatue of 3400K. This bulb measures at 1.75 inches in length and is used for the following-enlargers, modeling lamps, photo printers, photofloods. The EJV lamp has a smooth dichroic mirrored texture. The ELZ's dental lamp identification numbers are 3022,301203,1450,750-9024,or 3904.