When purchasing wearable tech accessories, consider factors such as compatibility, functionality, and style. Ensure that the device is compatible with your existing gadgets and meets your specific needs, whether it's for fitness tracking, health monitoring, or enhancing productivity. Battery life and durability are also crucial, as these accessories are often used throughout the day. Lastly, choose a design that complements your personal style, ensuring that the wearable tech fits seamlessly into your wardrobe.