The Kingbright L-934HDLK is an LED that has a 565nm wavelength, contains a 3mm diameter diffused lens, and has a viewing angle of 60°. This makes it well-suited for applications that require low-intensity, casual viewing and long life. It can work with different power supplies including 2V DC, 2.2V DC, and 4.5V DC. Its low power consumption and efficient heat dissipation offer energy savings over its lifetime. This LED is also RoHS compliant, making it ideal for applications that need to meet certain environmental standards.