Schumacher Electric DSR Pro 4000A Heavy-Duty Lithium Car Battery Jump Starter & Portable Power Station, For 12V Automotive & Marine Batteries, DSR164

Schumacher Electric DSR Pro 4000A Heavy-Duty Lithium Car Battery Jump Starter & Portable Power Station, For 12V Automotive & Marine Batteries, DSR164, Immediate Jump Starting Power - Delivers 4000-amp jump start strong enough to 10.0L gas and #8.0L diesel engines, Professional Grade - Designed for professional users, the DSR164 combines high-quality components, dependable power, and cutting-edge features, Jump Start Override Mode - Manually jump start deeply discharged low-voltage batteries that aren’t automatically detected by the unit, Pre-Boost & Pre-Heat Technology - Adds a pre-charge and warms batteries for easier jump starting, Portable Power Station - Features (1) 2.4A USB-A port and (1) 12V DC accessory outlet, Reverse Polarity Protection - Alarm prevents damage to your battery and vehicle if clamps are accidentally reversed, Superior Power Delivery - Heavy-duty 4-gauge, 30-inch booster cable and high-quality clamps ensure every drop of power possible reaches the battery, LED Flashlight - With three lighting modes—steady, flashing (SOS), and strobe, Lithium Power - Powered by dual four-cell 99.16 Wh lithium batteries, Two Ways to Charge - Charge the jump starter with the AC wall charger or charge while driving using the 12-volt DC car charger, Recharges Quickly - Recharge the internal lithium batteries in 3.5 to 4.5 hours with wall charger or 5.5 to 6.5 hours with DC car charger, Complete Package - Includes (1) DSR164 Jump Starter and Portable Power Station, (1) AC wall charger, (1) 12V DC car charger, (1) user manual