HK80 Smart Watch AMOLED Curved Screen Bluetooth Call Health Monitor NFC Waterproof Fitness Tracker Watch - Gold •【AMOLED Display】Featuring a 1.95-inch AMOLED curved screen with 410x502 resolution,offering vibrant colors and clear visuals. •【Comprehensive Health Monitoring】Track your heart rate,blood oxygen levels,and various physical activities for a complete health overview. •【NFC Support】Enjoy convenient contactless payments and quick data transfers with built-in NFC functionality. •【Long Battery Life】With a 300mAh lithium polymer battery,experience 5-7 days of regular use or up to 30 days on standby. •【Bluetooth 5.3】Utilize the latest Bluetooth technology for stable connections and efficient power consumption. •【Water Resistance】Designed to be water-resistant,allowing you to wear it during various activities without worry. •Specifications: •Chip Manufacturer: Bluetrum •Chip Model: AB5681G •App: FitCloudPro •Compatibility: Android 4.4+ and iOS 10.0+ •Memory: 184KB RAM,128Mb ROM •Display: 1.95" AMOLED,410x502 pixels •Touch: Full-screen touch •Bluetooth: Version 5.3 •NFC: Supported •Sensors: STK8321-w (Gravity),HX3918 (Heart Rate) •Battery: 300mAh Lithium Polymer •Charging: Magnetic charging cable,approx. 2 hours •Usage Time: 5-7 days regular use,30 days standby •Languages: 19 languages including Chinese,English,German,Russian,Spanish,Portuguese,French,Arabic,Italian,Danish,Czech,Hebrew,Persian,Polish,Swedish,Thai,Vietnamese,Turkish,Croatian,Albanian Package included: •1 x Watch •1 x English and Chinese User Manual •1 x Cable