TOPDC Pure Copper 4 Gauge 12 Feet Jumper Cables UL Listed for Car, SUV and Trucks Battery, Heavy Duty Automotive Booster Cables for Jump Starting Dead or Weak Batteries with Carry Bag and Gloves

This TOPDC booster cable is provided by UL listed factory.

Features:

1. Safe, reliable, The color coded cables help you avoid confusion with easy polarity identification.
2. Ideal for automotive, truck and farm applications etc.
3. 4 Gauge Booster Cable Kit
also includes a Non-woven bag, gloves, and safety glasses to make the job as safe and easy as possible.

4. COLOR CODED: Red (+), Black (-)

5. Don't worry about the springs in the clamps are too weak or do not clamp the battery posts as tightly as needed to transfer current. Test Intentions:

1. Low Temperature Test: To make sure the jacket material meets SAE or UL specifications for flexibility and high voltage leaks.
2. Dielectric Test: To test the resistance voltage of cable/clamp insulations, and ensure safety.
3. Aging (High Temperature) Test: To judge the aging performance of the insulation materials of the cable/clamp or others.
4. Ampacity Test: To judge the booster cable set rating performance.
5. Acid Exposure Test: To judge the acid resistance of the clamp plating.
6. Flame Test: To judge fire retardant properties of the cable insulation or clamp (usually plastic clamp).
7. Resistance Test: To judge the electric performance of the cable. To check the conductivity of the cable. To check the quality of the copper.
8. Pull-out Test: To test the connection (crimping) between the jaw and cable.