Economical bulb General Electric Biax™ S/E 4-pin F7BX/827/4P 2G7 - code 37658- with a long life, used in offices, homes and industrial/commercial spaces, in special lamps with 2G7 type clamp. ...

Metal iodide light bulb for lighting commercial spaces, interiors, arcades, buildings, monuments, museums, exhibition halls, public and pedestrian spaces, parks and gardens with a very long lifespan...