Features: The VK162 USB GPSNavigation Module features high performances GPSchip that ensures rapid satellite signal acquisition and reliable positioning even in urbans environment or under tree cover. Design with plugs and play USB interfaces, this compactly module is compatible for multiple operating systems, making it easy to use with laptops and other mobile devices. Ideal for travelers who enjoy roads trip or outdoor activity, as well as developers working on embedde systems or logistics companies needing precise vehicle trackings. Perfect for car navigation when pair with a laptop, providing real time route planning, or for outdoor activity like hiking and cycling to ensure safety with accurate location data. With support for various navigation and mapping software, the VK162 enhances GIS applications by facilitating geographics data collection and analysis, offering multifunctional solution for mobile device development. Specifications: Component:Plastic Length:Approx.120cm/47.24inch Model:VK162 Receiving band:1575.42MHz Trackings channel:50 Support DGPS [WAAS, EGNOSand MSAS] Positioning performances 2D plane: 5meter [average] 2D plane: 3.5meter [average], with DGPS assistance. Drift: <0.02m/s Timing accuracy: 1us Reference coordinate system: WGS84 Altitudes: 18,000meters Speed: 500m/s Package Includes: 1pc USB GPSNavigation Module note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.