FEATURES & TECHNOLOGY: Get more from your fitness routine by planning workouts based on what your body is ready for with Daily Readiness in Premium Know which workout intensity levels to target based on your Daily Readiness Score Stay accountable by tracking workout intensity in real time with Active Zone Minutes See your pace and distance during outdoor workouts-no phone necessary-using built-in GPS Track more workouts than ever with 40+ exercise modes and see your stats in real time View your heart rate in real time during exercise with 24/7 heart rate tracking See how your efforts add up and know how everything from steps and distance to calories burned impacts your fitness with all-day activity tracking Take Bluetooth(R) calls from your wrist and see texts and app notifications at a glance without skipping a beat Stay comfortable all day during workouts, sleep and more with a thin, lightweight design. Do more and charge less with 6+ day battery life Water resistant to 50 meters so you can wear it in the pool and beyond See all your stats-from nutrition and hydration to all-day activity-and follow your progress in the Fitbit app Get more from Versa 4 and level up your health and fitness with Premium Celebrate key milestones with on-wrist goal celebrations Get a deeper understanding of your sleep and how to improve it with your personalized Sleep Profile Log periods, symptoms and more with menstrual health tracking in the Fitbit app Versa 4 is compatible with most popular phones and tablets running on the latest versions of Android and iOS DESIGN: Stay comfortable all day, during workouts, sleep and more with a thin, lightweight design that sits more naturally on the wrist BATTERY: A day lasts 24 hours. So should your watch. With a 6+day battery life, Fitbit Versa 4 tracks your morning, night & everything in between without needing to stop for a charge. Varies with use and other factors If you're always on the move, fuel up with fast charging that gives your watch a full day's charge in just 12 minutes. Varies with use and other factors FITBIT PREMIUM: Level up your fitness with a 6-month Premium membership, included with Versa 4. Use it to see your Daily Readiness Score, try motivating fitness programs from our partners, start exclusive challenges, get advanced insights and more Fitbit is part of the Google family Requires use of Fitbit app with compatible iPhone or Android devices. A Google account will be required