INSTANT JUMP STARTS - Instantly jump starts 4 cylinder and 6 cylinder cars and trucks with the flip of a switch PORTABLE POWER - USB port and 12V DC port let you charge and power your tablets, phones and small equipment on the go EASY RECHARGING - Plug your own extension cord right into the integrated AC plug for easy recharging SAFE JUMP STARTS - Reverse polarity protection to assure that jumper cables are connected correctly INCLUDES - Includes powder coated metal clamps