Description: APP:RDFit Compatible Systems: Android 4.4 (inclusive) And Above, IOS 9.0 (inclusive) And Above BT: BT5.0 Capacity: 410mAh Charging Method: Wireless Charging Waterproof Rating: IP67 Charging Time: About 3 Hours Battery Life: 5-7 Days In Use, 15 Days In Standby Mode Wristband Size: Total Length 210MM, Adjustable Length 140-210MM Specifications: 1. The Latest DK69 Private Smart Call Watch In 2024, Equipped With A Large TFT Screen, Is Stylish And Thin, Giving You A Clear And Comprehensive Wonderful Vision. 2. All-weather Heart Rate Monitoring Allows You To Always Pay Attention To Your Heart Health, Measure Blood Pressure And Blood Oxygen Anytime And Anywhere, And The Phone Will Simultaneously Record The State Of Your Body To Protect Your Health. 3. Changeable Styles, Exquisite Dials, Original Design, Bring You A New Extraordinary Experience. 4.100+ Sports Modes, It Is Good At All Your Hobbies, Accurately Tracking Various Data Throughout The Whole Process To Make Your Exercise More Efficient. 5.IP67 Daily Waterproof, No Fear Of Splashes And Rain, No Matter It Is Raining Or Absorbing, There Is No Need To Take Off The Bracelet. Package Included: 1pc*(1 Smartwatch)