Heavy Duty Jumper Cables - 4 Gauge 20 Feet 600Amp Automotive Booster Cables for Car Battery, for Car, SUV and Trucks, Jumper Cables Kit with Carry Bag, Gloves, Brushes (4 Gauge 20 FT)…20 FT JUMPER CABLES - These battery jumper cables are 20 feet long and easily connect from one car battery to another without tangling.PREMIUM FLEXIBLE CABLE - High density copper clad aluminum ensures excellent electrical conductivity. The car jumper cables remain flexible even in cold winters. The patented design of the clip with solid serrated teeth and spring is stronger than others.UL LISTED & SAFETY - ExtreSpo heavy duty jumper cables feature a thick vinyl coating, excellent insulation. These booster cables are UL listed, works well in extreme environments (-40℉~140℉), can withstand up to 600Amp of instantaneous current.COMPATIBLE ALL VEHICLE TYPES - Ideal for 6.0 L gas and 3.0 L diesel engine. Suitable for 12V vehicles including mini van, large car suv, mid-size car etc.WHAT WILL YOU GET- In addition to 4 Gauge 20 FT Jumper Cables×1, you will also get: Carrying Case×1, Gloves×1, Brushes×1. Please contact us anytime if you have any questions.