The SHACMAN truck main rearview mirror assembly is a direct-fit replacement designed for heavy duty cab rear vision. The 24V heated wide angle glass keeps the mirror clear in rain, fog and low temperature, helping drivers judge lane position and traffic behind the truck. Key Features 24V heated glass for fast defog and defrost in cold weather Wide angle mirror surface for a broader rear field of view Reinforced ABS housing with chrome plating against vibration and UV ageing