Binay Opto Electronics Private Ltd. Manufactures LED Indicators with Square Bezel 18mm x 18mm Dimension. Binay Opto Electronics Private Ltd. Binay Opto Electronics Private Ltd. Also offers LED based pilot lights, aviation obstruction lights, alarm lights, etc. LED Indicators with Square Bezel 18mm x 18mm Dimension or model type 16S-1 18SQ are the alternative to the conventional round lens look of the standard panel light. They can also be used for legend indication [with legend plates] and to build an enunciator fascia array. LED Indicators with Square Bezel 18mm x 18mm Dimension offer a life of 100,000 hours [11 years], low power consumption [0.5W max. At 220VAC, and resistance to shock and vibration. They are available in voltage ratings from 6V to 220V [AC or DC] and to 415V [AC only]. LED Indicators with Square Bezel 18mm x 18mm Dimension are suitable for 16.2mm cutout.