【Classic Round Design】 Featuring a classic round watch face with 2.5D glass and an intelligent crown for intuitive interaction. 【Vibrant AMOLED Display】 1.43-inch AMOLED screen with 1000 nit peak brightness and 60Hz refresh rate for smooth, clear visuals. 【Smart Noise Reduction】 JOYROOM intelligent noise reduction technology ensures clearer phone calls. 【Long-lasting Battery】 Enjoy 7-10 days of continuous use on a single charge for extended companionship. 【Customizable Style】 Choose from 100+ exquisite watch faces and various stylish straps for different occasions. 【Comprehensive Health Monitoring】 High-precision PPG sensor provides 24-hour monitoring of heart rate, blood oxygen, stress, and sleep. 【Versatile Fitness Tracking】 Over 100 sports modes with accurate data tracking for a comprehensive fitness experience. Specifications: Model: JR-FC3 BT Version: BT 5.4 Memory: 128Mb Waterproof Rating: IP68 BT Effective Range: 10m Screen Material: AMOLED Screen Size: 1.43 inch Screen Resolution: 466 × 466 Touch Control: Full Touch Screen Charging Time: Approx. 2 hours Daily Usage Time: About 7–10 days Standby Time (Connected): About 30–40 days Battery Capacity: 300mAh Charging Input: 5V?1A Charging Method: Magnetic Contact Charging Operating Frequency: 2402MHz–2480MHz Strap Size: 22mm Suitable Wrist Size: 102–182mm Body Material: Zinc Alloy + ABS Product Weight: Approx. 39g