Watch specificationsSelling Points IP68 Waterproof, 1.75 inch Display, Low consumption Dual Mode Bluetooth, SiriMain Features Watchface download, Split display, Passlock, Bluetooth call, Heart rate, BP, ECG, Female Period record.Platform Hunterson HS6621; Basic frequency:128MHz; RAM:256KB; ROM:8MB+128MBSize 45*38*10.8MMCase Alloy Vacuum PlatingStrap Original 44/45mmCharger Wireless chargingGreen Product CE certificateColor Black, Silver, Blue, Rose goldDisplay 1.81inch TFT screen,320*390 pixelTouch panel Multiple touchNotifications Calls, Email, SMS, WhatsApp, Wechat etc.Heart Rate Auto 24H monitorPedometer Daily steps counting, calorie burn morningSleep Monitor Objective and scientific quantification to record and analyze your sleep conditions, every night from 9 a.m. to the next day automatically turned onBluetooth BT 3.0+5.0Battery 230MAH Lithium ion polymer battery, wireless charger, 150mins to full chargeVibration SupportWatch Languages Chinese, English (default), German, French, Italian, Spanish, Japanese,Polish, Russian, Portuguese, Vietnamese,Arabic, Hebrew, Thai, Croatian, Turkish, Czech, Dutch+ Indonesian, Malaysian, Finnish, Greek, Romanian.