EasyHeat MSC-1 Controller Driveway Asphalt Snow Melt Control Unit Power TestedEasyHeat MSC-1 Controller Driveway Asphalt Snow Melt Control Unit Power Tested. Device has scuffs and scratches from normal use. “Collectible Electronics” includes items that are rare, vintage, and that are a type of device no longer manufactured or supported by original manufacturers. “Specialty Electronics”.