The GB20 is a compact, yet powerful 400 Amp Lithium-Ion jump starter that delivers 4,650 Joules of starting power. Its patented safety technology features spark-proof technology and reverse polarity protection making it safe for anyone to use. Designed for use with gas engines up to 4 liters, this unit doubles as a portable power source for recharging smartphones, tablets and more. More power and only a fraction of the size, the GB20 fits perfectly in your glove box as the ultimate emergency tool. Jump start motorcycles, ATVs, UTVs, snowmobiles, watercraft, lawn & garden equipment, and cars. Charge virtually any USB device, including smartphones and tablets. Recharge the unit from any USB port or 12V port. It holds its charge 4 times longer than leading traditional jump starters. Keep it in your glovebox with minimal battery charge loss. The GB20 specifically comes with needle-nosed clamps for smaller battery applications and terminals. The clamps have integrated eyelets to detach and mount separately to the battery. The built in 2.1A USB out port can power all of your USB devices, like iPhones, tablets, GoPros, GPS and more. Equipped with an ultra-bright dual LED flashlight with 7 including SOS and emergency strobe. A powerful wash light will help you see your engine or changing a tire at night or use signal oncoming traffic when you need roadside assistance. Power for power, it outperforms traditional lead-acid jump starters at a faction of the size and weight. Over 10X smaller and 8X lighter, its lithium powered design makes it more compact and portable than ever before. Compact, yet powerful lithium jump starter rated at 400 Amps (4,650 Joules) for up to 20 jump starts on a single charge. Ultra-safe and mistake-proof design with spark-proof technology and reverse polarity protection, which allow it to safely connect to any battery. Ultra-bright 100 lumen LED flashlight with 7 light modes, including SOS and Emergency Strobe. Up to 4 smartphone recharges for recharging your personal devices on the go including smartphones, tablets, e-watches and more. Designed for gas engines up to 4 Liters for motorcycles, ATVs, lawn mowers, cars and more (not recommended on diesel applications). Needle-nosed clamps for smaller battery applications and terminals. Integrated eyelets on clamps to detach and mount separately to the battery. Built-in 2.1A USB out port can power all of your USB devices, like iPhones, tablets, GoPros, GPS and more.