About This Item
The Rexing RJ4000 4000A Jump Starter is a high-performance portable battery pack designed for reliable vehicle starting in any situation. With a 24000mAh capacity and 4000A peak current, it jump starts gasoline and diesel engines up to 10 liters, covering cars, SUVs, trucks, boats, and more. The HD LCD display keeps you informed about battery level and operational status, while 65W USB-C fast charging and a QC3.0 USB-A port make it a versatile power bank for phones, tablets, laptops, and other electronics. Its one-touch boost feature helps start vehicles in low-voltage emergencies, and the multi-function LED flashlight with SOS, strobe, and steady modes adds safety in the dark. Built to endure tough conditions, the RJ4000 operates from -4°F to 140°F, is IP64 water-resistant, and meets FCC, CE, ROHS, and UN38.3 safety certifications. Backed by a 12-month warranty and responsive customer support, the RJ4000 is your trusted travel and emergency companion.