The Nike+ Sportsband Apple Pedometer Running Tracker WM0057 070 Livestrong Edition is a sleek and stylish black wristband that tracks your running and jogging activities with its accelerometer sensor. It is powered by an electric cordless source and displays the data in English language with a resolution of 161 x 160. Made of plastic, this unisex pedometer by Nike is perfect for individuals looking to monitor their fitness goals and improve their running performance.