Material: Silicone Tape + PC Case
<br />load: Contact load
<br />Screen Size: 0.66 inches
<br />battery: 80 mAh
<br />Water Resistant: IP67 (Waterproof Life)
<br />Bracelet size: 50mm * 24mm * 11.6mm
<br />wrist strap size: 235mm * 24mm * 11.6mm
<br />Operation: Touch only
<br />phone mode link: Bluetooth 4.0
<br />Compatible: IOS version 8.0 and above and supports Bluetooth 4.0 devices.
<br />Bluetooth version: Bluetooth 4.0 devices
<br />
<br />iOS version 8.0 and above and supports Bluetooth 4.0 devices.
<br />Android version 4.4 and above systems and support for Bluetooth 4.0 devices
<br />