The Kinefox wildlife tracking system uses an 18 g, Kinetron MSG32 kinetic energy harvesting mechanism to power the GPS and accelerometer. Similar to the mechanical systems found in automatic ...

As their name implies, these mountable computers have GPS onboard for pinpoint accurate location tracking too. But it's hard to know how they'll perform until they're actually out on a ride ...

The best running watches for 2025, tested & reviewed The best GPS running watches have all the sport-specific features to track every stride you take — and some are even packed with additional ...