The VLWTG9900 is a discrete 3.9V 4-DIP (0.200”, 5.08mm) electronic part manufactured by Vishay. It features a green 523nm light-emitting diode (LED) indication. This part is designed for use in general purpose applications, such as industrial, automotive, and consumer electronics. It can be used to indicate the status of a system, such as ON or OFF. The VLWTG9900 is also RoHS and REACH compliant, making it suitable for international use.