The GB500+ is a 6250-amp portable lithium jump starter for gasoline and diesel engines up to 45-liters, including semi-trucks (up to class 8), motorhomes, coaches, buses, mining, agricultural, construction, and vocational equipment - 6, 8, 12, and 16 cylinder - and more. Introducing our most powerful lithium jump starters yet. Designed for the largest, most challenging engine starts ever. With over 6250-amps of starting power, it can jump start gasoline and diesel engines up to 45-liters.Safe and easy to use battery jump starter pack without the worry of incorrect connections or sparks. Safely connect to any 12-volt and 24-volt battery with our mistake-proof design featuring spark-proof technology and reverse polarity protection.It's commercial in every way. It jump starts almost every type of vehicle and equipment, including semi-trucks (up to class 8), motorhomes, coaches, buses, mining, agricultural, construction, and vocational equipment - 6, 8, 12, and 16 cylinder - and more. Plus, an integrated digital battery voltmeter for enhanced diagnostics.Jump starters this powerful typically are enormous and weigh hundreds of pounds, but our high discharge lithium technology makes it the most compact and lightweight design in the world - weighing a mere 24-pounds. And its portable carrying case makes jump starting more convenient than ever.It's not just a lithium jump starter but also a portable power bank for recharging smartphones, tablets, and other USB devices, with an ultra-bright 2,200-lumen LED flashlight with seven light modes, including emergency strobe and SOS.Technical SpecificationsWhat’s in The BoxGB500+ Lithium Battery Jump StarterBoost Max 24-Inch 2/0 AWG Connectors56-Watt XGC Power Adapter12-Volt Female Plug12-Volt Male Plug12-Volt 2-Foot XGC CableProtective Carrying CaseUser Guide & Warranty InformationStarting Current6250 Amps (Peak)Voltage12 Volt & 24 VoltBattery Types12 Volt & 24 Volt Lead-Acid Battery SystemsInternal Battery266 Watt-Hour Lithium-IonOperating Temperature-22°F to 122°F (-30°C to +50°C)Charging Temperature32°F to 104°F (0°C to +40°C)Storage Temperature-20°C to +50°CUSB (Output)Dual 5 Volts, 2.1 AmpsCoolingNatural Convection12V XGC (Input)12 Volt, 5 Amp12V XGC (Output)12.8 Volt, 15 AmpGas Engine RatingUp to 45.0 Liters, Safe On All Engine SizesDiesel Engine RatingUp to 45.0 Liters, Safe On All Engine SizesLED Worklight2,200-LumensProduct SizeHeight: 6.36 Inches (162.0 mm)Width: 12.24 Inches (311.0 mm)Depth 8.15 Inches (207.0 mm)Weight: 14.7 lbs (6.67 kg)IP RatingIP65 (w/ Ports Closed)Limited Warranty1-Year Hassle-Free Warranty