Features:brand new and high qualityThe latest navigation TF card uses OEM chips, not cheap imitations, so buy it with confidence! There will be no lag or delay when you drive your vehicle for long-time to use the navigation.Navigation TF map card is updated to the latest road information, speed limit information of each road section, light information of each intersections, it will let you drive your vehicle easily.The latest technology. Constantly collecting and modifying new data to create map updates for your navigation system.Light in weight, small in size, convenient for you to store and manage, will not take up too much space.This product is very easy to install, no additional tools are needed, and the installation process is very convenient. Specifications:Material:ABSSize:Approx.1.5x1cm/0.59x0.39inches Note:1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1x Navigation Card