Smartwatch SS051095000 Power Blue 45mm GPS Smartwatch with Silicone Band Heart Rate Monitor Activity TrackerProduct Highlights With the offline map feature, the RACE S allows you to download offline maps to the watch. You can search for your location using just the watch, even without a smartphone. Exceptional battery performance: Time mode: 13 days; AOD mode: 4 days; GPS training mode: 30 hours 40 hours 60 hours 120 hours. With the RACE S, you can track training effects and training load, in addition to training with the latest physiological sensors.