Mio Pacer PC Ultra Slim Pedometer Watch Ultra slim Activity Monitor with PC Upload and Social Media Connectivity. 3D accelerometer lets you keep this pedometer anywhere- your pocket, purse, or wallet. Tracks number of steps, distance, speed, and records calories burned. Pacer PC+'s software can also determine if you are walking or running. Plug into your PC (Not Mac Compatible) to instantly upload and share your hard earned data. View trending charts that analyze your stats to help you meet your personal goals. Share with your Facebook and Twitter friends. Programmable with personal data for increased accuracy. Automatically records and stores data for 7 days, Count up/countdown timer, 12/24 hour clock, Daily Alarm, bonus belt clip/holder