Rexing - 3000A Jump Starter, 12V Car Battery Booster with 65W Quick Charger

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.

The GBX55 Boost X is a new class of portable lithium jump starters—engineered for extreme performance and rated at 1,750 amps to start gas engines up to 7.5 liters and diesel engines up to 5.0 liters. Featuring our upgraded UltraSafe 2.0 technology, it offers spark-proof connections and reverse polarity protection, now with enhanced thermal efficiency and power management for even greater safety and battery life. Designed with a high-voltage output system, the GBX55 includes an integrated 60-second timer to conserve energy—delivering up to 9 jump starts per charge with maximum power on every start. Even if completely depleted, it can gain enough power for a jump start in just 5 minutes or fully recharge in only 1.2 hours via USB-C Power Delivery. A 60-watt USB-C port provides both input and output, turning Boost X into a high-performance power bank for fast charging phones, tablets, laptops, and other USB-C devices. A precision-engineered 200-lumen LED flashlight features seven modes, including SOS and strobe, to light up dark workspaces or help in roadside emergencies. The GBX55 jump starter comes complete with heavy-duty jumper clamps, a USB-C charging cable, and a microfiber storage bag, all backed by a 1-year limited warranty and proudly engineered in the USA. Whether you’re looking for a car jump starter, battery jump box, jumper pack, power pack jump starter, or a reliable jump starter battery pack to keep in your glovebox, the GBX55 delivers unmatched performance, trusted durability, and peace of mind—on the road, off the grid, or wherever your next adventure takes you.

WOLFBOX 4000A Jump Starter with 160PSI Air Compressor, 12V Car Battery Booster, 65W Fast Charge, 24000mAh Jump Starter Portable Tire Inflator, LED Display for 10L Gas & Diesel Engines, LED Light, Jumpe Cables.Power through emergencies with the WOLFBOX 4000A Battery Jump Starter, your ultimate roadside companion. This powerhouse delivers a 4,000A peak current to auto jump starter all 12V vehicles (including 10L gas & diesel engines) from cars and trucks to boats and snowmobiles. The massive 24,000mAh battery doubles as a 65W fast-charging power bank (USB-C/USB-A/DC outputs) to fuel phones, tablets, and devices.(Not include a 65W charging adapter.)