Professional Formula - This Clear Silicone Adhesive Sealant is a Sensor-Safe, General Purpose Clear RTV Sealant that can be used inside or outside for all your jobs. Multipurpose Formula- With A Temperature Range From : -75°f To 400°f (-59°c To 204°c) Clear RTV Silicone Can Be Used All Around And Can Be Used To Protect And Repair Electrical Wiring.