Make fitness fun with Naxa’s LifeForce+ Fitness Watch for iPhone and Android (NSW-13). This fitness watch comes with a step counter and calorie tracker, which helps you improve your health and drives your motivation by monitoring your daily activities and diet regimen. Build a regimen thanks to the fitness coach with companion app, downloadable for your smartphone. The NSW-13 also features sleep monitoring to track your sleeping patterns related to your health and fitness. User-friendly and easily legible, the NSW-13 has an OLED screen with time display and call notifications when paired with your phone. The durable and adjustable fitness band allows for a comfortable fit throughout the day. Powered by a built-in rechargeable battery and USB charge cable included.