Check out the reviews. The Adventure HD Video Camera comes with a built-in GPS receiver, which allows users to add location, speed, and altitude data to videos, making the iON Adventure the ideal accessory for activities that take place over long distances and varied terrain. Mountain biking, racing, hiking/trekking, climbing, long-distance racing, the list goes on and the iON Adventure is made for it all. Users whose adventures span hours, and even days, will especially appreciate the loop recording mode that allows for continuous, non-stop recording. With dual memory card slots, you also have regular video recording in very low light conditions. The camera also incorporates a vibration sensor that automatically starts and stops recording when it senses motion, ensuring that users won’t miss the “big moment.”