Features:

1. 1.9-inch IPS HD screen with 240×284 resolution and full-screen touch
2. 300mAh lithium polymer battery for 5-7 days of use
3. IP68 waterproof rating handles sweat, rain, and shallow submersion
4. Bluetooth 5.1 for stable phone connection
5. 100+ sports modes including running, cycling, basketball, badminton
6. Real-time heart rate monitoring with HX3602 sensor
7. Blood oxygen saturation measurement via optical sensor
8. Sleep tracking and breathing training guidance
9. Incoming call notifications and music playback control
10. Sedentary reminders and female health tracking
11. Stopwatch, timer, alarm, weather, flashlight, calculator
12. Multiple UI themes and component editing
13. Voice assistant, camera remote, find my phone
14. Do-not-disturb mode and message bright screen
15. App sync for detailed data analysis and personalized reports

Specifications:

1. Brand: COLMI
2. Model: P73
3. Colors: Black, Black Orange, Orange Black
4. Main chip: JL7013
5. Memory: RAM 640KB, ROM 64Mb
6. Heart rate sensor: HX3602
7. Display: 1.9-inch IPS, 240×284 pixels
8. Touch: Full screen
9. Battery: 300mAh lithium polymer
10. Charging: 2-pin magnetic cable, ~2 hours
11. Standby: Up to 30 days in power-saving mode
12. Waterproof: IP68
13. Strap: 20mm silicone, removable
14. Case material: ABS+PC
15. Buttons: Aluminum alloy
16. Compatibility: Android 4.4+, iOS 8.0+, HarmonyOS
17. Watch languages: 20+ including English, Chinese, German, Spanish, French
18. App: Pubu Wear with 30+ languages

How It Works:

1. Pair the watch to your phone using Bluetooth 5.1 and the Pubu Wear app
2. Select sports modes directly on the watch or push new ones from the app
3. Sensors capture heart rate, SpO2, and motion data in real time
4. Data syncs to the app for graphs, reports, and goal tracking
5. Control music, answer call alerts, or trigger camera shutter from your wrist
6. Customize dials, enable sedentary alerts, or switch to Zen mode as needed
7. Charge via magnetic cable when the battery indicator drops