Fitbit announces Charge 2, Flex 2


Fitbit Monday announced updates to two of its popular fitness devices.

Fitbit Charge 2: The most popular fitness wristband from Fitbit just got better. In addition to PurePulse heart rate tracking, it now features an enhanced exercise experience, new health and fitness tools, the smart notifications you need most, and a new design with a larger display and interchangeable bands that easily let you go from a workout to a night out.

Fitbit Flex 2: Fitbit's ultra-slim, first-ever swim-proof fitness wristband features a removable tracker that transforms with classic bands, elegant bangles or pendants, allowing you to effortlessly track all-day activity, exercise and sleep in a style that's all your own.

PurePulse is an improved continuous heart rate tracking. The feature promises better tracking of calorie burn and health. Also new is the Charge 2's ability to estimate your VO2 Max level, which should offer a benchmark for your fitness. The Charge 2 also features a larger display that's about 4 times the size of the Charge HR. The added screen size is intended to provide better display for smartphone alerts.

The Flex 2 is now waterproof, so it can now track swimming exercise. The device is automatically detect your workout activities after 15 minutes of use.

Both the Fitbit Charge 2 and Fitbit Flex 2 are available now. Prices are $149.95 and $99.95, respectively.