REVERSE POLARITY PROTECTION :Smart-6 Reverse Polarity Protection is used to prevent short circuits and incorrect connections. When connected correctly, the green LED lights up. If connected incorrectly, the red LED light will turn on and an alarm will sound,HEAVY DUTY CCA JUMPER CABLES : Our jumper cables are made of high-density copper-clad aluminum wire core, offering ultra-high conductivity. The battery booster cables are coated with thick double-layer rubber, making them safer and more wear-resistant during use,TANGLE FREE BOOSTER CABLES : 16 feet long cables allow easy connection from one car battery to another without tangling. The cables remain flexible and work efficiently even in extreme temperatures (-40℉ to 140℉),STURDY AND SAFE CLAMPS : The jumper cable clamps have sturdy clips and springs offering excellent gripping power. The surface of the clamp is covered with a non-conductive coating, effectively preventing sparks, making NOONE jumper cables safer, more durable, and reusable,NOONE 16 FEET JUMPER CABLES : 6 Gauge, 16 feet booster battery jumper cables for jump starting dead or weak batteries. Ideal for trucks, SUVs, full-size cars, mid-size cars, and small/compact cars,THE BRAND NAME YOU CAN TRUST:In addition to 6 Gauge 16 FT Jumper Cables×1, you will also get: Carrying Bag×1, Gloves×1. NOONE jumper cables kit for car provides 3 years products service. Please feel free to contact us if you have any questions