Antigravity Batteries offers the Lightest, most Powerful and Technologically advanced Lithium-Ion Motorsports and Powersports Batteries available. Save 70% in weight over Lead/Acid Batteries, while gaining better starting and handling performance. From Daily Drivers to World Class Racing we offer a number of choices to best fit your specific needs. Our NEW RE-START (RS) Batteries for Motorcycles/Powersports or Automotive applications are the FIRST ever with Built-in Jump Starting. Or choose from our ultra compact batteries for Race use or Custom builds. We also offer special voltages of jump starter battery whatever you need. We’ve got you covered!