Lightweight beautifully-crafted and uniquely elegant design</br>Tracks your activity: Steps?? distance traveled?? running and calories burned . Automatically tracks how long and how well you sleep</br>Features silent vibrating alerts for incoming calls and alarms</br>Center module is made from hypoallergenic durable and water-resistant zirconium oxide ceramic</br>Personalize your device with many available wristband and necklace accessories. Please refer the User Manual before use.</br></br>Product Description</br></br><div class="ansparency-container aplus-content-container"> <div class="transparency-sub-heading"> <p style="text-align:justify">Amazfit Equator is a simple and minimalistic smart wearable device that tracks your activity?? calories burned?? sleep?? and offers programmable alerts for incoming calls. Our award-winning design balances fashion and function so you don??t have to compromise your personal style to stay healthy and active.</p> </div>     </div></br><br/>http://www.amazon.com/gp/product/B01CHZWCYMrr