The Edan 21.21.064158-10 is a specialized power cord designed for the SD3 Pro and SD3 Plus ultrasonic pocket dopplers. It provides a reliable connection to power the charging stand or the unit directly, ensuring the built-in Li-ion battery remains charged for continuous clinical use. This 10-foot medical-grade cable is constructed with high-quality insulation to withstand the rigorous demands of hospital and clinic environments while maintaining patient safety standards.