Get up and get moving with vvofit 2 its the only activity tracker with a 1 year battery life and backlit display it even reminds you to stay active throughout your day with its move bar with audible alert that lets you know when youve been idle for an hour or longertells time and time to moveresearch shows prolonged periods of inactivity such as sitting at a desk decreases your bodys production of fat burning enzymes you can reverse that effect by taking frequent short walk breaks thr