X22 Pro Smartwatch Series 6 Latest Edition Black

System requirements: android5.0+ / ios10.0+Main control chip: Hs6621Bracelet memory: 128MBCall Bluetooth: AB5376A2Bluetooth version: 5.2Heart rate chip: SC7R30Screen display: 1.75inch-square screen-320*320-TFTBattery capacity: 200mAHStandby time: 65 daysUse time: about 7 daysButton mode: full screen touchMotor: round cake motorCharging method: wireless chargingWaterproof rating: IP67 ( (The watch is IP67 waterproof. It can only prevent sweat and rain. You cannot swim or bathe with the watch. The watch must not be exposed to hot water.)Sensor: G-sensor 3-axisLocal dial: 4Dial market: 50+Menu style: 3 kinds of UI displayAPP name: WearFit proHeart rate:Put the watch close to your wrist. and the best place to wear it is the wrist bone above your arm. The real-time heart rate can be measured. The normal value of the average person is 60-90 beats/min. The watch records the last 7 measurement records. and records the highest and lowest values ( Please be sure to put the back of the watch close to your wrist. the data result will be displayed in about 15 seconds )