Piece Jump Starter Cable, Automotive Replacement Car Jump Starter Cable Alligator Clip to Connector for 12V Portable Emergency Car Jump Starter BoosteJumper cable for 12V portable charger, integrated 200A fuse protection. Replacement jump box cables, fit most brands of mini portable jump boxes, mobile chargers Car Jump Starter Usage: 1. Connect the red battery clamp of the jumper cable to the positive battery ( +) of the vehicle and connect the black to the negative pole (-); Strong alligator clip with full copper cable, ensure the great quality and safety protection. Precautions: do not reverse the sequence of starter operation; Do not use the starter to start the vehicle if the number of battery indicators is less than 3 to protect the starter from damage; Remove the product from the vehicle within 30 seconds after starting the vehicle, otherwise it may cause safety incidents.