300 mAh T500 Fitrist 2020 Touch Screen Smartwatch Black

Adopt adjustable stainless steel metal buckle design, easily slide adjust to fit your wrist, the innovative buckle makes the band length adjustable from 110mm to 205mm, suitable for wrist size 5"-9.5"(including the width of watch)
Fit for most people, no need to measure your wrist to choose the size like the bands
The watch lugs on both ends (like original apple watch bands), can lock onto your watch securely and precisely
Our watch bands are available in many wonderful colors ,that can matched with your different styles, let you stand out on every occasions
Calling Facility : Yes.
Sensor : Heart Rate Monitoring, Distance Calculate, Motion Record.
Resolution : 240x240Screen.
Size : 1.54 inch.
Brand Compatibility : Android & iOS.