SPECIFICATIONS:
1. Chipset / Bluetooth: RLT8763EWE
2. Features: 1.83 inch, IP68 waterproof, 128M Momory
3. Battery Capacity: 380mAh
4. Working Time: 5-7 Days
5. Standby Time: 35 Days

COLOR/ SIZE/ WEIGHT/ MATERIALS:
1. Colors: Black, Orange
2. Dimension: 54 * 43 * 12.9mm
3. Weight: 52.7g (strap included)
4. Materials: Alloy+Silica Gel