Accurately tracks your calories burned, steps taken, distance traveled and sleep quality. Simply carry it in your pocket or clip it to your clothing, and the Fitbit automatically keeps track of your fitness and sleep. Contains a 3D motion sensor like the one found in the Nintendo Wii, which tracks your motion in three dimensions and converts this into useful information about your daily activities.
Holiday Tech Gifts Active Women Will Love: Wireless and weather-resistant, the Puma Soundchuck speaker lets her take music outdoors. Perfect as a poolside companion or for yoga in the park. ($130; apple.com) #gifts #holiday #giftguide