Arctic Blue™ extreme temperature TPE rubber extension cords provide outstanding performance in extreme climate conditions at temperatures from -58 up to 221 deg F. Arctic Blue™ cords provide superior resistance to oil, moisture, ozone, cracking and are outstanding in resistance to abuse, rough handling and wear. The Primelight® power indicator light in the connector shows when there is power through the cord. The Primelok® locking connector prevents unwanted disconnects from power tools and appliances.