
| Weight | 39 g (without strap) |
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| Dimensions | 46.7 × 40.6 × 11.5 mm |
| Waterproof | 5ATM |
| Body Material | Aluminum alloy |
| Size | 1.97 inches |
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| Brightness | Up to 1,500 nits peak |
| Resolution | 390 × 450 |
| Display Type | AMOLED |
| Sensors | Optical PPG Heart Rate & SpO₂ Sensor, 3-axis Accelerometer, 3-axis Gyroscope |
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| GPS | Dual-band GNSS positioning module (L1 + L5, supporting five satellite systems) |
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| Bluetooth | Bluetooth 5.3 |
| App | Haylou Fun |
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| Compatibility | Android 9.0+ / iOS 13.4+ |
| Battery Capacity | 390 mAh |
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