The Beurer AS 99 Activity Sensor is the perfect companion for those seeking to track their activity and sleep. Worn on the wrist, it measures your pulse to accurately track information such as number of steps, distance covered, calories burnt, and duration of activity. It also can track sleep through your movements, helping you understand your sleep pattern better and make changes to help increase your quality of sleep, and therefore your physical and mental health. Results can be transferred via Bluetooth and monitored on the FREE Beurer HealthManager app or by using the adidas Runtastic app. With an easy to read colour touchscreen, the Beurer Activity Sensor also has other helpful features such as a stopwatch, alarm function, a remote timer for your smartphone camera, and is waterproof. Beurer HealthManager Beurer HealthManager is a free app where you can monitor all of your results at just a quick glance from a whole host of products. It can measure the results of your glucose level, pulse, temperature, blood pressure and so much more! Available for iOS and Android operating systems. It can be downloaded on both your phone or onto your PC.