Dimensions: 20.75L x 8.25W x 6.75H in. Great for even the dirtiest of jobs. Uses 12V car cigarette lighter. Integrated on/off switch. Soft sound volume. Keep your car nice and clean with the Z-Comfort 12 Volt Portable Car Vacuum Cleaner. Great for even the dirtiest jobs, this portable vacuum cleaner uses the 12V car cigarette lighter for power. The soft sound volume of this vacuum is sure to please.