Specifications: Product Dimensions: 3.92"D x 8.97"W x 1.49"H Peak Output Current: 6000 Amps Features: *Powerful And Reliable Car Jump Starter The J503 compact Jump Starter is a powerful lithium-ion car battery jump starter for 12-volt batteriesin vehicles with all gasoline engines and up to 10.0-liter diesel engines. With a 20,000 mAh battery pack and 6,000 amps peak current, this jump start battery pack can safely start a dead battery up to 60 times! *"Boost" button Easily and safely connect to any 12V battery from jump start battery pack power to trucks using the AUXITO J503’s built-in smart clip, making it easier and faster to start your car. .