주요기능

• Lightweight beautifully-crafted and uniquely elegant design
• Tracks your activity: steps, distance traveled, running and calories burned
• Automatically tracks how long and how well you sleep, features a silent vibrating alarm
• Center module is made from hypoallergenic durable and water-resistant zirconium oxide ceramic
• Personalize your device with many available wristband and necklace accessories (sold separately)