WOLFBOX MV24 4000A Jump Starter

High-Capacity 4000A Jump Starter - This powerful 88.8Wh battery booster jump starter is perfect for 12V vehicles like cars, trucks, and boats. It can start engines up to 10 liters about 40 times on a single charge. Offering quick power restoration for diesel engines under 10 liters.providing peace of mind and reliability in emergencies. HD LED Display - This LED screen provides a clear display of all status indicators for the portable car jump starter. Easily monitor the current state of your emergency power source, ensuring seamless access to all functionalities and making it easy to use your battery jump starter. 65W USB-C Quick Charging - Equipped with 1 * 65W Type-C in/out port and 1 * QC3.0 USB-A port, this portable battery charger includes a PD65W fast charger, allowing it to fully charge in just 1.3 hours. With two output ports, it quickly charges devices like phones, laptops, and iPads, making it perfect for travel or camping. For reliable starting performance, please fully charge before use, in a warm environment, and recharge every 3 months when not in use. Booster & LED Flashlight - This car booster battery pack helps start your vehicle when the voltage is too low. It features a 200-lumen LED flashlight with SOS, strobe, and high-beam modes, making it an essential emergency device for dead batteries or extra light. IP64 & 10 Types Protections - The battery jumper starter portable with an IP64 protection rating, ensures the emergency power supply is resilient in harsh environments. It can withstand temperatures as low as -4°F. Internally, it features 10 essential safety protections, including spark-proof, low-temperature protection, and high-temperature protection. If stored in a cold vehicle or outdoors, please bring the unit indoors to warm up for 1–2 hours before use or charging, and avoid long-term vehicle storage during winter.