Product Description of Haylou HF011 Watch 4 Smartwatch – Black

Specification:

• Model: Haylou Watch 4
• Display: 1.93″ TFT LCD, 320 × 380 px
• Sensors: Heart-rate, motion, blood oxygen (SpO₂)
• Connectivity: Bluetooth 5.3 (supports calls)
• GPS: 5-system support — BDS, GPS, Galileo, GLONASS, QZSS
• Water Resistance: IP68
• Battery: ~380 mAh
• Battery Life: ~7 days (normal use), up to 15 days in basic / low-power mode
• Charging: Magnetic charging cable
• Compatibility: Android 9.0+ / iOS 13.0+

Features:

• Precise GPS tracking for outdoor activities.
• 150+ workout / sport modes, with Strava sync.
• 24-hour health monitoring. (heart rate, SpO₂, sleep, stress, female health)
• Bluetooth calling: make / receive calls from the watch.
• AI Voice Assistant built in for voice commands.
• Remote camera shutter, music control, “find my phone” function.

What’s in the Box:

• 1 × Haylou Watch 4 (with silicone strap)
• 1 × Magnetic charging cable
• 1 × User manual / instruction guide