Since 1947, professional mechanics have trusted Schumacher Electric’s range of automotive tools and accessories. With the Schumacher DSR ProSeries, pros have tools that are engineered and built to withstand tough professional use and offer the most advanced features. The Schumacher DSR ProSeries 2000 Peak Amp 12-Volt Lithium Ion Jump Starter and Portable Power Station (DSR128) utilizes dual internal lithium iron phosphate batteries to deliver powerful jump starting in a lightweight, handheld device. The DSR128 delivers an impressive 2000 peak amps and 650 cranking amps, which is powerful enough to easily jump start cars, SUVs, trucks, and other large engines. A 2A external charging handles all of your basic battery charging and maintaining. Designed to function as a portable power station, the DSR128 features two 2.1A USB ports and a 12V DC output port for charging all your USB and 12V DC gadgets. Other features include a scrolling digital display, LED indicators, push-button controls, spark-free clamps, built-in clamp storage, professional-grade booster cables, and many safety features. Solid performance, advanced design, and long-lasting durability make the DSR128 the ideal choice for professionals.