GM3547-2 is a high power, narrow angle, forward-biased gallium arsenide (GaAs) diode manufactured by WolffEpi, a subsidiary of Wodeyijia. It is designed to act as an optical switch in laser, communication, and consumer electronics applications. The device has a peak output power at 975 nm of up to 10 Watts, an operating voltage of 2 volts, and a forward current of 2 Amps. It also features a high-speed response time and frequency range up to 1.5 GHz. Furthermore, the device comes with metal-diffused contacts for automatic soldering, and it is RoHS compliant. With its durably constructed metal case and its uniform beam tunneling structure, the GM3547-2 offers an ideal solution for laser and consumer electronic applications.