Description: It is a smart watch that can count steps, monitor sleep, detect heart rate and blood pressure, have multiple exercise modes, dial options, stopwatch, countdown, multi-language, local music, and other functions. Can control music, ECG,fixed reminder, drinking water reminder, alarm clock, Bluetooth call, information view, etc. (available after connecting to Bluetooth) Specifications: Heart rate sensor: Hrs3300 Bluetooth: Bluetooth 5.0 Waterproof rating: IP67 Production process: zinc alloy/PC plastic Screen size: 1.78 inches Screen resolution 320 * 385 Screen type: LTPS LCD screen (hyperboloid flexible screen) Screen material: tempered glass Battery type: lithium battery Battery model: 502123 Battery voltage: 3.7V Battery capacity: 230mAh Battery life: 3 days for normal connection and 5 days for standby. (Connected use depends on personal usage) Charging method: magnetic Charging time: about 2 hours Compatible system: IOS / Android system Waterproof rating: IP67 waterproof Wristband color: vinyl, silver, powder, black, silver, pink Language App support language:Simplified Chinese，Traditional Chinese，English，German，Japanese，Korean，Spanish，French，Arabic，Czech，Greek，Persian，Italian，Dutch，Polish，Portuguese，Korean，Finnish，Swedish，Thai, Hungarian，Slovak Smartwatch support language:Chinese，English，German，Russian，Spanish，Portuguese，French，Japanese，Italian，Polish，Hebrew，Thai，Arabic，Vietnamese Note: The product will have a certain color difference due to problems such as photo light and 2-3cm error in size measurement, please understand