Proseries 4000 Peak Amps 12V Lithium Portable Jump Starter | 88SDSR164

When the professionals want a powerful portable jump starter they can depend on they turn to Schumacher’s DSR ProSeries. The DSR164 boasts a heavy-duty design and dual internal lithium batteries that deliver 4000 peak amps of power, making the device is powerful enough to jump start 10-cylinder gas or diesel engines in the shop or on the road. Pre-Heating technology, which warms batteries in extreme cold (-13°F/-25°C), is incorporated into the DSR164, allowing for superior jump starting in cold climates. Another cutting-edge feature of DSR164’s design is Pre-Boost technology, which safely adds a pre-charge to deeply discharged batteries.