RWATCH R11 Smart Watch Infrared Remote Controller Heart Rate Calls/SMS Sedentary Reminder BT Music Pedometer Sleep Monitor for Android IOS (Silver) Brand: RWATCH ( 1 year warranty and friendly customer service) Heart Rate Monitoring: The device monitors your heart time in real time to help you do exercise and adjust your training plan scientifically.And constantly traces any changes in your heart rate,and it will remind you when your heart rate is out of the safe range Display Health Parameters: Record daily activities, you could check daily activities including steps, heart rate, distance and calorie consumption in the app Sleep Quality Monitoring: Automatically recognize your state and monitor the whole sleep progress with analyzing the deep sleep and light sleep hours Infrared Remote Controller: Only can controll the TV and bulb. Do not support for air conditioning