Schumacher Electric DSR Pro 4400A Heavy-Duty Car Battery Jump Starter and Portable Power Station, For 12V/24V Automotive and Marine Batteries, DSR166

<p>The DSR ProSeries DSR166 is a heavy-duty, professional-grade solution for anyone needing a reliable car battery jump starter. Designed for shop, fleet, and roadside use, this powerful jump box delivers 4400 peak amps to start gas and diesel engines up to 10 cylinders—whether it’s a car, SUV, truck, boat, or commercial equipment.</p> <p>This portable jump starter is powered by dual 22Ah AGM lead-acid batteries and delivers:</p> <ul style="list-style-type:disc"> <li>750 cranking amps (12V) / 475 cranking amps (24V)</li> <li>525 cold cranking amps (12V) / 350 cold cranking amps (24V)</li> </ul> <p>Whether you’re dealing with a dead battery in freezing temperatures or need a portable car battery charger for your fleet, the DSR166 is built to perform. It also functions as a portable power station with:</p> <ul style="list-style-type:disc"> <li>(1) 2.1A USB-A port for charging phones, tablets, and laptops</li> <li>(1) 12V DC accessory outlet with overload and short-circuit protection</li> </ul> <p>The digital display provides real-time battery voltage and charge status, making it easy to monitor performance. Heavy-duty 2-gauge, 5-foot booster cables and color-coded clamps ensure safe, secure connections to top- and side-mount batteries. A reverse polarity alarm adds an extra layer of protection.</p> <p><b>Highlights:</b></p> <ul style="list-style-type:disc"> <li>Commercial-grade car jump starter </li> <li>Portable jump starter for 12V and 24V systems</li> <li>Ideal for use as a car battery jump starter in professional environments</li> <li>Durable design with vertical or horizontal operation</li> <li>Rechargeable using any 18-AWG or larger extension cord (extension cord not included)</li> </ul> <p>Whether you’re a mechanic, fleet operator, or just need a dependable battery jump starter for emergencies, the DSR166 is the ultimate portable charger and jump starter power pack for demanding conditions.</p>

• Schumacher Electric DSR Pro 4400A Heavy-Duty Car Battery Jump Starter and Portable Power Station, For 12V/24V Automotive and Marine Batteries, DSR166
• Immediate Jump Starting Power – Delivers 4400 peak amp jump start strong enough to jump start gas and diesel car, SUV, truck, boat, and other large engines
• Professional Grade - Designed for professional users, the DSR166 combines high-quality components, dependable power, and cutting-edge features
• Dual High-Output AGM Batteries - Supply 750 cranking amps and 525 cold cranking amps for 12-volt batteries and 475 cranking amps and 350 cold cranking amps for 24-volt batteries
• Portable Power Station - Features (1) 2.1A 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 2-gauge, 5-foot booster cable and high-quality clamps ensure every drop of power possible reaches the battery
• Recharges with Standard Extension Cord – Use any 18-AWG or larger extension cord to charge the unit (power cord not included)
• Flexible Operation - Position the unit in either a vertical or horizontal manner during operation without compromising safety or efficiency
• Digital Display - Shows the battery voltage and the percent of charge or voltage of the internal battery
• Complete Package - Includes (1) DSR166 Jump Starter and Portable Power Station, (1) user manual