Product Description: Genius GB500 Ultrasafe Lithium Ion Jump Starter The Boost Max is the next generation of portable lithium jump starters. Engineered from the ground up, the Boost Max is one of the most powerful and innovative jump starters on the market. Designed for both 12-volt and 24-volt gas and diesel engines in Class 8+/CE high-displacement vehicles and equipment, the Boost Max is 400-percent smaller and lighter than its closest lead-acid equivalent. And it features our patented safety protection for spark-proof technology and reverse polarity protection, as well as the confidence to power your favorite devices ranging from smartphones to tire pumps.

• Compact, yet powerful 12V and 24V lithium jump starter rated at 6250 Amps (3125 Amps in 24V mode)
• Patented safety protection with spark-proof technology and reverse polarity protection that allows it to connect to any battery safely.
• Enjoy portable 12-volt power from anywhere, including tire pumps, inverters, lights, appliances and more.
• A high-intensity 2,200 lumen LED worklight with 7 light modes, including SOS and Emergency Strobe.
• Dual USB ports to recharge multiple devices on the go, like smartphones, tablets and more - over 20 smartphone recharges.
• Designed for both gas and diesel engines up to Class 8+/CE high-displacement vehicles, equipment, trucks and more.