Introducing the cutting-edge GBA900 Series Smartphone Link timepieces with the latest POWER TRAINER enhancements. This revolutionary model, when connected via Bluetooth®, utilizes an accelerometer to accurately gauge distance in partnership with the GPS feature on your smartphone. Once initial measurements are obtained, the watch becomes independent, solely capable of measuring distance. Exquisite calculations of pace are determined by analyzing both distance and running time, while the impressive auto lap function effortlessly records time elapsed for predetermined distances. Furthermore, your activity history can be effortlessly accessed through the smartphone app, which not only streamlines watch settings but also simplifies training management for your convenience.