Watch cards

▸ Sensing Type: Triaxial Accelerometer | Photoplethysmography Pulse Wave
▸ Material Structure: Medical-grade silicone strap | Aluminum alloy middle frame
▸ Protection level: IP68 waterproof and dustproof
▸ Endurance: 300mAh battery (7 days of typical use)
▸ Compatible protocol: Bluetooth 5.2 BLE (support iOS/Android dual platform)