Schumacher DSR ProSeries DSR108 450 Amp 12V Ultracapacitor Batteryless Pro Jump Starter 10,000 cycle/10-Year Lifespan

The Schumacher DSR108 12V 800A DOE Jump Starter is a battery-less ultracapacitor jump starter for gasoline and diesel engines. Microprocessor controlled, this maintainer also has an override mode to start engine without needing a battery mounted. Glow mode allows for cold start on diesel engines. Energy efficient to meet the highest industry standards. Includes built-in voltmeter, along with short circuit and reverse polarity protection. 3 ways to use: Connect clamps to vehicle battery, Connect to vehicle’s 12V DC port, Connect to a power bank via Micro-USB port (cable not included). Contents: (1) DSR108 jump starter (1) 12V DC charging cable (1) Wrench (1) Manual.