The TomTom Spark 3 provides all the motivation you need to get fitter, faster. Providing accurate GPS tracking with instant performance stats for multiple sports including running, swimming and cycling. Sync with the TomTom Sports App for more insights and motivation. Gps tracking: trusted tomtom gps tracking provides speed, pace, distance and location data during your sports. Beyond the live data, you get to see all your activities on the map in the tomtom sports app. 24/7 activity tracking: track your activities all day, every day. Its not just your runs that count. With tomtom runner 3 tracking your steps, calories burned and sleep 24/7, youll get deeper insights and progress faster. Size: small. Size H2.06, W3.5, D1.15cm. Weight 70g. Manufacturers 2 year guarantee.