The Polar Pacer Pro GPS running watch - for those who want to run better. The Polar Pacer Pro is a next-generation running watch for runners looking to enhance their performance. With its antenna design, it offers improved GPS tracking. The training features, along with personalized recovery and sleep analyses, support the optimization of running performance as well as recovery. Its ultra-lightweight design, bright display, and barometer guide performance in the right direction, ensuring that every run is a good run.