Anker ROAV Jump Starter Pro JUMP LARGER ENGINES: Start gas engines up to 6.0L or diesel engines up to 3.0L up to 15 times on a single charge. BATTERY MONITOR: Clamp to your battery without plugging in to the jumpstarter to get an instant readout of your car's battery status. THE LIFESAVER: Light up the night with the high-intensity LED lamp, charge your phone with two high-speed USB ports, and find your way with the built-in compass. SUPERIOR SAFETY: Premium materials and preventative measures to protect you from reversed connections, backflushing, low voltage, and overheating ensure your safety. Brand New 18 months Warranty