Antigravity Batteries AG-MSA-20 DC Cable 20 inch long DC extension cable for use with the MICRO-START XP-1, XP-10 and XP-10-HD models Offers more length when charging your Laptop or 12V devices, to be a bit further from Micro-Start Work more comfortably while keeping your device on the charger About twice as long as the stock cable that came with Micro-Start Both ends on this cable are MALE 5.1mm x 2.1mm DC Tips