tuerbb 4000a car emergency starter portable tire inflator multifunctional jump starter power bank for 12v cars with up to 8 0l gasoline and 6 0l diesel enginesFeatures: High Peak Current: Equipped with a powerful built in battery, this jump starter delivers a peak current of up to 4000A, ensuring reliable performance to start 12V vehicles with larger displacement engines, including 8. 0L Gasoline and 6. 0L Diesel. Multi function Tire Inflator: The integrated air compressor allows you to preset tire pressure easily, providing quick and accurate inflation for your vehicle tires, eliminating the need for