Antigravity Batteries AG-MSA-20A Power Cable 30 inch long cable with Female Cigarette Lighter Socket going into 5.1mm 12v DC Tip Works with MICRO-START XP-1, XP-10 and XP-10-HD models which have a 12v DC 5.1mm port Connect your 12v Devices that have a Male Cigarette end to the Micro-Start models listed above Now you can use your Micro-Start to power your devices such as GPS or other 12v DC electronics Total length of 30 inches