Start Dead Batteries – Safely jump start a dead car battery in seconds with this compact, yet powerful, 1500-amp portable lithium car battery jump starter pack – up to 30 jump starts on a single charge – and rated for gasoline engines up to 7 liters and diesel engines up to 4.5 liters. UltraSafe – Safe and easy to use car battery jump starter pack without the worry of incorrect connections or sparks. Safely connect to any 12-volt automotive car battery with our mistake-proof design featuring spark-proof technology and reverse polarity protection. Multi-Function – It’s a car jump starter, portable power bank, and LED flashlight. Recharge smartphones, tablets, and other USB devices. It’s easily rechargeable from any powered USB port in 5 hours at 2.1-amps. Plus, an integrated 200-lumen LED flashlight with seven light modes, including emergency strobe and SOS. Advanced Design – Our most advanced portable car battery jump starter ever. Featuring high-discharge lithium technology for safe operation in any climate. A rugged and water-resistant enclosure rated at IP65. A rubberized over-molded casing to prevent scratching or marring of surfaces. And an ultra-compact and lightweight design weighing just 2.7 pounds. In The Box – GB50 UltraSafe Portable Lithium Car Battery Jump Starter Pack, Needle-Nose Battery Clamps, 12-Volt Car Charger, Micro USB Charging Cable, Microfiber Storage Bag, User Guide, 1-Year Warranty, and Designed in the USA.