2025 D21 smartwatch set 2 in 1 bluetooth earphone double strap fitness tracker smartwatch for women & men

Display: 1.69-inch HD LCD/IPS touchscreen, 240 x 280 resolution
Fitness & Health Tracking:
Heart rate monitor
Blood pressure monitor
Sleep tracking (light, deep, REM)
Step counter (pedometer)
Calorie tracking
Multi-sport modes (running, walking, cycling)
Battery:
200mAh capacity
5-7 days battery life
Magnetic charging dock (2-3 hours charge time)
Connectivity: Bluetooth 5.0, compatible with Android 4.4+ and iOS 8.0+
Smart Features:
Call, message, and app notifications
Find My Phone feature
Camera control
Alarm, stopwatch, weather updates
Design: Lightweight plastic/metal build, silicone adjustable strap
Water Resistance: IP68 rating (dustproof, water-resistant)
Other Features: Multiple watch faces, activity reminders, basic voice assistant