HIGH-PERFORMANCE CAR JUMP STARTER - Giatero Q21 car jump box equipped with a 4000A Peak current and can instantly start 12V vehicles (All Gas/10L Diesel engines). Even if the battery voltage is extremely low, simply press the "BOOST" button to forcefully jump start your car. This jump box for car battery is built to withstand extreme weather conditions ranging from -4°F to 140°F. Supporting over 1000+ charging cycles and equipped with ultra-long standby time, it is always ready to help you

STARTER WITH SELF-INFLATABLE DEVICE - Up to 150 PSI, this powerful smart air compressors has a built-in high-performance chip. Elevate tire pressure from 30 to 35 PSI in just 50 seconds or fully inflate car tires (0-36 PSI) in just 5 minutes. The large LED display shows real-time pressure values and the preset pressure at just a glance, and 3 different nozzles can be used to inflate cars, motorcycles, bikes, balls and more

5 IN 1 CAR JUMP STARTER - Giatero car jump starter is not only a jump box, power bank, air compressor, and 3 variable light modes (flashlight, strobe, and SOS), dual USB ports for charging smartphones, tablets. There are more features like an LCD screen for checking battery status, a wide operating temperature from -4°F to 140°F (-20℃~60℃）, and 36 months of standby time. It will be a great friend for camping, outdoors, emergencies and traveling

10 SMART SAFETY PROTECTIONS - Built in 10 intelligent safety protections, auto detect connection, real-time visible alarms, jump pack without worrying about incorrect connections or sparks even if you're a novice. You can detect the errors by simply checking the lights and the beep sound from the smart jumper clamps. Reliable partner of the vehicle

PACKAGE CONTENT - 1 X jump starter with air compressor, 1 X smart jumper cables, 1 X air pump hose, 3 X gas nozzles, 1 X Type-C Charging Cable, 1* user manual, 1* portable EVA carrying case. If you have a problem with our product, please feel free to contact us and we will do our best to solve it for you

WARM PROMPT - Please do not use the air pump function continuously. When the tire battery compressor gets seriously hot, please cool down for a few minutes before continuing to inflate the tire. Please charge the jumper fully when you first time receive it. It is suggested to start the car when power is greater than 75%. Please recharge the car jump pack every 2-3 months to activate the battery and prolong the lifespan of the portable jump starter