Main Features:● Thicker inner core of the wires, faster current connecting ● All-insulated handles over the clamps, getting rid of the danger of an electric shock● Twice clamping design inside the clamps, more firm, more sturdy● High-quality PVC, making sure excellent resistance of freezing, cracking and folding● Cable length: 3.65mSteps to Jump Start your Vehicle: ● Make sure you were already closed both two vehicles● The booster cable had signed with 1, 2, 3, 4, follow them to connect all the post● Start the working vehicle● Wait for 2 minutes, then start the dead vehicle● Remove the booster cable