Designed with a bright, colorful display, get a more complete picture of your health, thanks to battery life of up to 10 days in smartwatch mode Body Battery energy monitoring helps you understand when you’re charged up or need to rest with even more personalized insights based on sleep, naps, stress levels, workouts and more Get a sleep score and personalized sleep coaching for how much sleep you need - and get tips on how to improve plus key metrics such as HRV status to better understand your health (data presented is intended to be a close estimation of metrics tracked) Find new ways to keep your body moving with more than 30 built-in indoor and GPS sports apps, including walking, running, cycling, HIIT, swimming, golf and more Enjoy the convenience of making and taking phone calls from your wrist - even use your smartphone’s voice assistant to respond to text messages and more (when paired with your compatible iPhone or Android smartphone); plus, you can respond to texts via voice, or Android users can text directly from the smartwatch This pre-owned or refurbished product has been professionally inspected and tested to work and look like new. How a product becomes part of Amazon Renewed, your destination for pre-owned, refurbished products: A customer buys a new product and returns it or trades it in for a newer or different model. That product is inspected and tested to work and look like new by Amazon-qualified suppliers. Then, the product is sold as an Amazon Renewed product on Amazon. If not satisfied with the purchase, renewed products are eligible for replacement or refund under the Amazon Renewed Guarantee.