Binay Opto Electronics Private Ltd. Manufactures Multichip LED Bulbs. Binay Opto Electronics Private Ltd also offers LED based pilot lights, aviation obstruction lights, alarm lights, etc. Multichip LED Bulbs can be used to make direct replacements in the existing holders. They provide an average life of more than 50,000 hours under normal use, thus requiring no further replacement once fitted. They have very low current consumption, a vibration-resistant construction, and can withstand a wide range of fluctuations in input voltage. These bulbs incorporate multiple P-N junction LED chips mounted on a ceramic or DMC header, along with appropriate voltage and current controlling circuitry. Multichip LED Bulbs are available in a variety of different dimensions and bases [caps], such as BA7S, BA9S, B15 [bayonet]; midget groove, midget flange; 5530 and 6844 telephone [slide contact] type; bipin; wedge base; E10, E12, E14 [screw cap base].