Car Jump Starter 4000A, 20000 MAH Portable Battery Booster with Air Compressor, 12V Lithium Jump Box for 10.0L Gas/8.0L Diesel Engines, Quick-Charge & LED Light. ? Powerful Start-Up Performance – Never Be Stranded Again! This portable jump starter is designed to start most 12V vehicles, including cars, trucks, SUVs, motorcycles, lawnmowers, snowmobiles, and boats. It supports engines up to 10.0L gasoline or 8.0L diesel. With the ability to jump-start your vehicle up to 70 times on a full charge, this car battery booster ensures peace of mind even in extreme weather conditions from -4°F to 140°F. Say goodbye to long waits for roadside assistance! ? 4-in-1 Multifunctional Design for Ultimate Convenience. Jump Starter: Quickly start your car in emergencies. Air Compressor: Built-in digital tire inflator with preset modes. Power Bank: Charge your electronics on the go. Emergency LED Light: Illuminate your path with flashlight, SOS, and strobe modes. ? Portable Power Bank with Fast Charging: Not just a car jump starter, the Q18 doubles as a 74WH portable battery pack with QC3.0 USB output to charge your smartphones, tablets, cameras, or even power small car accessories like fans. Ideal for camping, road trips, and emergencies! ? Digital Cordless Air Compressor – Keep Your Tires in Perfect Shape: This jump starter air compressor features an LCD display to monitor tire pressure and an auto-stop function to prevent over-inflation. Inflate an average car tire to 38 PSI in just 5 minutes. With 4 preset modes (car, motorcycle, bicycle, basketball), you’ll always be ready for any situation. No more low tire worries on long drives or outdoor adventures! ? Emergency LED Light – Be Prepared for Any Situation: Equipped with 3 modes (Flashlight, SOS, and Strobe), the built-in LED flashlight is perfect for roadside emergencies, camping, and nighttime travel. With up to 12 hours of battery life, this versatile tool is an essential part of any emergency car kit. ?? Intelligent Safety Protection – Reliable and Secure: The Q18 car battery booster is equipped with 10 advanced safety technologies, including overcharge, overcurrent, short-circuit, reverse-polarity, low-temp, high-temp, over-voltage, overload, spark-proof, and reverse-charge protection. This ensures safe and hassle-free operation in any environment. ? What’s in the Box. 1 x Battery Jump Starter with Air Compressor. 1 x Smart Jumper Cable. 1 x USB-A to USB-C Connection Cable. 1 x Carrying Case. 1 x Pump Tube. 3 x Air Nozzles. 1 x User Manual. ? Helpful Tips: Avoid using the air pump continuously. If it overheats, let it cool down before resuming use. ? Why Choose This Jump Starter? Perfect for emergencies and long road trips. Compact and easy to carry in any vehicle. Ideal gift for car enthusiasts and outdoor adventurers. Don’t miss out on this essential car emergency tool-be ready for any situation, anytime! We offer the best prices around on high quality products. Our E-store includes media such as books, movies, music and games while offering electronics, toys, sporting apparel, clothing, tools, general home, garden items and more. We are always working hard to ensure your package arrives as soon as possible. We can’t provide P. Please provide a physical address for unaccepted regions. We try our very best to make sure every customer is completely satisfied. If there’s a problem, message us! We’re happy to help. Your feedback is very important to us.