ekThe ORH-R37A is an electronic part manufactured by Orientek that has 1206 Light Emitting Diodes, or LEDs. This product is compliant with the RoHS standard, which stands for Reduction of Hazardous Substance and denotes that the product has been tested for any hazardous materials that could cause potential harm to the users. The product is best suited for applications that require a small LED with high brightness, such as logic indication, keypads, and mini displays. The ORH-R37A comes with a long life-span and is highly reliable. Its small size and low energy consumption make it an excellent choice for portable and automated devices.