The TOF-F4501AMG-N with Led Segment Display 5 0.4" (10.16mm) Common Anode Green SMD RoHS is a device manufactured by OASIS. It is designed for use as a display and indicator light, typically associated with digital or analog systems. It features five 0.4" green LED segments with a common anode, which is used to control the illumination of each segment, allowing for a wide range of lighting combinations and applications. Additionally, it is RoHS compliant, meaning it does not contain any hazardous materials and is an environmentally-friendly electronic part.