The S-901-300-12MM with heat shrink tubes rohs manufactured by Salipt is an electrical part used for connecting wires or cables together. It is composed of a base that clips onto the wires, and two heat shrink tubes which are used to insulate and secure the connection. This electrical part is certified to be RoHS compliant which means it is free of hazardous materials such as lead, cadmium, and mercury. The 12mm size of the shrink tubing is designed to fit multiple sizes of wire and can be used in a wide range of applications.