BQ2 Smart Crystal Bracelet – Dual-Chip Health Monitoring with Sleep Tracking

The BQ2 Smart Crystal Bracelet combines health tracking and crystal aesthetics. It monitors sleep, tracks menstrual cycles, and allows family care monitoring. The bracelet is waterproof and durable, suitable for all-day wear.

• The description claims the bracelet improves sleep tracking and provides personalized recommendations.
• The description claims the bracelet features intelligent menstrual cycle recording.
• The description claims the bracelet is waterproof and suitable for swimming, diving, and daily showers.