JOYROOM JR-FC2 Pro Classic Series Smart Watch, 1.46 inch Screen, Support BT Call Heart Rate Blood Oxygen Features: 1. 48mm round watch, 1.46 inch large screen, ultra-high screen-to-body ratio, enjoy the perfect view 2. Clearer on-wrist calling with JOYOOM self-developed call noise reduction technology, makes calls clear even in a noisy environment 3. 2.5D high transparency tempered glass, 360 x 360 resolution, 10% higher brightness & contrast compared to FC2, more detailed display effect 4. 350mAh large capacity, battery life up to 12 days, keeps you worry-free on business trips 5. ATM water resistance, withstands immersion in water up to 10m for 30min, perfect for everyday use 6. 120 sports modes, covering a variety of common sports scenes, auto recognition of outdoor running, indoor running, and brisk walking; rich sports modes, accurate sports data, all for a healthy life 7. Exquisite stainless steel body, slightly curved ergonomic watch lugs and middle frame, fits snugly on your wrist 8. Streamlined texture crown, smooth rotation, gently rotate it to switch watch faces, browse directories, adjust volume, and experience new interactions with the watch 9. Premium soft leather watch band & extra skin friendly silicone band for your comfort, satisfying different needs for business and leisure occasions 10. Free switch between 200+ stylish watch faces, enjoy a brand new watch face anytime you like 11. Convenient magnetic wireless charging, snap-and-charge 12. Built-in optical heart rate and blood oxygen sensor, all-day tracking of health data, personal sleep data analysis, safeguards your mental and physical health Specification: 1. Series name: Classic Series 2. Model: JR-FC2 Pro 3. BT version: BT5.4 4. Memory: 128Mb 5. Water resistance: 1 ATM 6. BT range: 10m 7. Screen material: TFT 8. Screen size: 1.46 9. Screen resolution: 360 x 360 10. Touch control mode: Full screen touch control 11. Charging time: About 2 hours 12. Typical usage time: About 8-10 days 13. Standby time (connected): Ab