The GC ELECTRONICS 39-6511 is a 5mm blinking super red LED designed for applications requiring intermittent illumination. With a diffused lens, it provides a wide 60-degree viewing angle. Operating at a typical forward voltage of 2.0V and a forward current of 10mA, this LED is suitable for indicator lights, signage, and other visual signaling applications. The blinking frequency ranges from 1.5 Hz to 2.5 Hz, depending on the operating voltage. Available in packages of 10 with the 'BU' suffix.