The Fitbit Inspire 3 Health & Fitness Tracker is a versatile device that works with both Android and iOS operating systems. It features a black silicone band for a comfortable fit on the wrist, providing measurements for heart rate, time, calories, and distance. With a battery life of over 7 days, this activity tracker also includes features such as Bluetooth connectivity, alarm, calorie monitor, and average heart rate monitoring. Perfect for both indoor and outdoor activities, the Fitbit Inspire 3 is designed for unisex adults and comes with a 1-year manufacturer warranty.