FitBit Zip Wireless Activity Tracker - Magenta Large Tap Display: Tap the display for a quick, easy way to see you daily stats All-Day Activity: Track steps, distance, & calories burned Discreet, Versatile Wear: Secure this comfortable clip to your pocket, belt or bra to keep it hidden Wireless Syncing: Sync Stats Wirelessly & automatically to leading smartphones and computers Long Battery Life: Replaceable watch battery lasts up to 6 months for easy wear without recharging