600-800AMP heavy duty good quality Booster cable, jumper cable for charge booster cable batterypacking: pvc bag ,zipper bag ,nylon bag or blister ,strong and beautiful .1. Connect positive (+) booster cable to positive (+) terminal of discharged battery.2. Connect other end of positive (+) cable to positive (+) terminal of assisting battery.3. Connect negative (-) cable to negative (-) terminal of assisting battery.4. MAKE FINAL CONNECTION OF NEGATIVE (-) CABLE TO ENGINE BLOCK OF STALLED VEHICLE, AWAY FROM BATTERY.looking forward to your inquiry, i am sure i will give you the lowest price with highest quality .