4000A Car Battery Jump Starter for 10L Gas & Diesel Engines with Wall Charger and 400 Lumens LED Light

About this item

• 【ADVANCED PROTECTION SYSTEM】The S4000 portable jump starter has 10 advanced safety protections to ensure you 100% safe use. The jump box can quickly and safely start a dead car battery even in extreme temperatures (-4°F~140°F).
• 【LCD SMART DISPLAY】The 3.4-inch LCD smart display makes operation clear and simple for customers. This battery jump starter detects and displays the operation status, power level, and possible errors in real-time, so you can see the status of the jump starter battery pack at a glance.
• 【FRIENDLY REMINDERS】1. Maintain the battery starter power above 50% for optimal startup efficiency. 2. Note the protective film on the screen to avoid confusion with scratches. 3. To prevent battery deterioration, recharge the jump starter every three months if not in use for an extended period. 4. Activate the "ready" function by pressing and holding for 4 seconds.
• 【POWERFUL BATTERY JUMP STARTER】This car jump starter has a powerful 4000A peak current to start low voltage and fully drained car batteries quickly. This car battery jump starter with a high-rate lithium battery can start up to 10.0L gas and 10.0L diesel engines. Suitable for 12V cars, trucks, motorcycles, boats, RV's or lawnmowers, etc. Up to 70 emergency starts.
• 【USER-FRIENDLY DESIGN】The battery jumper is equipped with 400 lumens bright LED light that can last up to 72 hours. The luminous area is 2-3 times larger than other car battery jump starter. 3 modes (flashlight/strobe/SOS) for different emergency situations. Especially the red SOS mode works as a warning triangle.
• 【WHAT YOU GET】Car jump starter x1, jumper cable x1, charging cable x1, EVA carrying case x1, 15W wall charger, user manual x1 and 2 years of product quality maintenance. If you have any after-sales questions about the portable car jump starter, please feel free to contact us.
• 【6-IN-1 JUMP STARTER】The S4000 jump starter was designed by designers of cutting-edge technology in the United States. This jump starter battery pack combines a car emergency start, 10 intelligence protections, a flashlight, a power bank, dual USB outputs, and a 3.4-inch intelligence screen.
• 【DUAL USB FAST OUTPUT】 Equipped with 2*USB ports (5V/3A & 5V/2.4A) fast output design, the S4000 jump starter can quickly charge your headphones, cell phones, tablets, drones, cameras, and other USB devices and more.