Beijing Rofea Optoelectronics Co., Ltd. is a leading China-based manufacturer, supplier, and factory of Optical Light Source and Power Meter. Our product is widely used in the field of telecom, CATV engineering, LANs, and long-distance fiber networks. The Optical Light Source and Power Meter we offer is easy-to-use and highly effective in testing the output power and loss of fiber systems. Our Optical Light Source and Power Meter is designed to work well in both single-mode and multi-mode fiber applications. The device features a stable output power, reliable quality, and long battery life. It comes equipped with a user-friendly interface and an LCD with backlit display for improved accuracy and precision. Our Optical Light Source and Power Meter is a versatile and reliable device that provides high-quality testing results in a variety of different environments. At Beijing Rofea Optoelectronics Co., Ltd., we are dedicated to providing our clients with the best products and services possible. With our commitment to quality and reliability, our Optical Light Source and Power Meter is an ideal choice for all your fiber testing needs.