The Fitbit Flex 2 Activity Tracker is a versatile fitness technology designed for both indoor and outdoor activities. With a comfortable silicone wristband in multiple colors, this device provides accurate measurements for calories and distance traveled. It boasts a battery life of up to 5 days, Bluetooth connectivity, and smartphone compatibility. The Flex 2 also features a pedometer, sleep tracker, and accelerometer for detailed tracking of your running and jogging routines. This unisex activity tracker is compatible with various operating systems including Windows, iOS, and Android, making it a convenient tool for achieving your fitness goals. It might kinda work. Seems to charge. Didn’t attempt to connect to device. Some bands have tears on them.