Capture traffic incidents as they happen with our fantastic In-Car Digital Dash Camera. Resolution 720p (1280x720) It can be used to help avoid disputed accidents, film dangerous drivers, lane hoggers or tailgaters - all of which can be captured on this HD digital recorder thanks to its 45? field of view. Please note that this product needs to be constantly plugged into the cigarette lighter in your vehicle to function. The battery is purely a memory back up for keeping the date and time on the unit.