E-PRANCE GT680W Advanced WDR Car Dashboard Camera Video Recorder With 140 Degree Lens + GPS Logger + FULL HD 1080P + Super Night Vision + 16GB Memory Card GPS Logger: Receives the GPS signals and records the time, date, speed and GPS logs at the same time. Through the software, the video and the Google Map can be played at the same time, all the path will be displayed on the map, it would be very convenient for the vehicles management of companies. G-sensor automatic trigger for file protection: When an impact, emergency brake occurred or the car tilted, it will protect the previous, present and next video files automatically. Through this function the important files wont be removed by loop recording. Motion Detection: With the first motion detection feature, it starts recording automatically itself if there is motion in the video without pressing any button. Loop Recording: When the storage space is full, it can automatically cover the earlier segment. Car Stamp: You can sign your name, input vehicle number or your ID at your pleasure. It is not only funny but being a credible term of the video.