Model - RMA161 Model Name - Realme Smart Watch Model Year - 2020 Product Dimensions - 20.8 x 2 x 1.5 cm; 30 Grams Batteries - 1 Lithium Polymer batteries required. (included) Compatible Devices - Mobile Phone Mounting Hardware - Charger Standing screen display size - 1.4 Inches Colour Screen - Yes Batteries Included - Yes Batteries Required - Yes Wireless Type - Bluetooth Connector Type - Wireless Device interface primary - Touchscreen Material - Thermo Plastic Polyurethene Includes Rechargable Battery - Yes Includes AC Adapter - No 1 Year Warranty 3.5 cm (1.4 inch) Large Color Touch Screen Real Time Heart Rate Monitor | Blood Oxygen Level Monitor (SpO2) | Intelligent Activity Tracker (14 Sports Modes) | IP68 Water Resistant Smart Notifications for SMS, Calls, WhatsApp, and Other Apps Upto 9 Day Battery Life Smart Connect - Control Your Phone Camera and Music from Your Watch Health monitor - Automated Heart Rate Measurement, 24-hour Real-time Heart Rate, Resting Heart Rate, Exercise Heart Rate, heart Rate Alert, Blood Oxygen Measurement, Sleep Detection, Steps Throughout the Day, Calories, Distance, Water Reminder, Idle Alert, Activity Records Sport mode - Outdoor Run, Walk, Indoor Run, Outdoor Cycle, Aerobic Capacity, Strength Training, Football, Basketball, Table Tennis, Badminton, Indoor Cycle, Elliptical, Yoga, and Cricket Other functions - Music Control, Camera Control, Find Phone, Meditation, 12/24-hour, Stopwatch, Clock, Weather Forecast, Date Display, Dial, Cloud Multi-dial, OTA Upgrade, Data Storage, All-day Data, Automatic Motion Recognition(Running/Walking), Call Notification, Message Reminder, Alarm Reminder, Step Goal Completion Reminder, Binding Confirmation Reminder, Low Battery Reminder, Brightness Adjustment, Shake Adjustment, Wear Monitoring, Lift Wrist to Wake Screen, Power Saving Mode, Do-not-disturb Mode Remarks - Product pictures and screen display are for reference only, please refer to the actual product. Some specifications and descriptions of the products may change due to supplier replacement and other reasons. Please refer to the actual item. The above data are from our design technical parameters, laboratory and supplier test data. The actual condition may differ due to different test software versions, specific test environment, etc.