The IAMJOY Smart Health Bracelet Wristband is a sleek black fitness tracker equipped with a heart rate monitor. It is compatible with both iOS and Android operating systems, making it a versatile accessory for monitoring your daily activities and health. The nylon band ensures a comfortable fit, while the smart bracelet design allows for easy use and tracking of your fitness progress. Made in China, this new sealed black bracelet is a great addition to your health and wellness routine.