Haylou RS4 Plus 1.78 inch 368*448px 60Hz Refresh Rate AMOLED Screen BT5.1 Heart Rate SpO2 Monitor Temperature Measuremen

Specification Brand Haylou Model RS4 Plus Bluetooth Version BT5 1 Compatible OS Android 6 0 or above iOS 11 0 or above Operating Mode Full Touch Screen APP Name Haylou Fun Watch Languages Simplified Chinese Traditional Chinese English German Italian Japanese Portuguese Spanish RussianSpecial Features Information Reminder Call Reminder Message Reminder Reject Call APP NotificationHealth Heart Rate Monitor Blood Oxygen Monitor Sleep Monitor Pressure Monitor Female Menstrual Cycle Reminder Temperature Monitor Exercise and Record Multi Sports Modes 105 sports modes Pedometer Calories Distance Application Music Control Weather Display Calendar Multiple Dials 100 Watch Faces Customized Watch Face Mutiple UITechnical Parameters Waterproof IP68 Screen Size 1 78 inch Type AMOLEDResolution 368 448 pixels Refresh Rate 60Hz Battery Battery Capacity 230mAh Using Time About 28days basic usage About 10 days typical usage Charging Type Magnetic chargingAppearanceDetailsMaterial Watch Material ABS Band Material Silicone Size and Weight Dimensions about 45 2 37 2 10 4 mm Strap Width about 20 mm Weight about 57 6g Packing List 1 Haylou RS4 Plus Smart Bracelet 1 Charging Cable 1 User ManualTips 1 Display and light of shoot will affect the color of the products pictures for reference only subject to our available products 2 Please download the app before usage in order to compatible perfectly with your phone QA Why doesn t my watch star