● The JS-557 car jump starter delivers 1500A peak current to jump-start 12V vehicles, This multifunctional jump starter combines a car battery charger,power bank,air compressor and LED lights.
● Smart air compressor with pressure gauge:Great for types of tires: car, bike, motorcycles, SUV, ATV, rubber dinghy and also sports equipment.
● Advanced lithium battery support charging electronics.

● Lithium 4 In 1 portable jump starter with air compressor:1500 amps start any 12 volt battery on gas and diesel engines up to a V8.
● Fast-charge your electronic devices on the go with 1 USB output port (5V/2.1A).
● Versatile 4 in 1 jump starter is ideal for cars, SUVs,boats and more.

● 10 BMS Protections:Reverse polarity protection ensures that no charge is sent if the alligator clips are not properly connected to the battery.
● 12v jump starting a vehicle:1500 amps peak current helps a 12v vehicle without the need for anothet vehicle.
● 150 PSI Digital Air Compressor: Easily adjusts the pressure to the desired 150 PSI for inflating tires and displays the pressure value on the LED display.

● 4-in-1 jump starter: Perfect for road trips, camping, and daily commutes,ideal for emergency power bank and portable jump starter needs.
● Multiple charging ports: A multi-function USB charging port to quickly power smartphones, tablets, and other digital devices.
● High efficient battery jump starter: A really bright LED light enables you to jump start your car quickly.