Brand: RWATCH ( 1 year warranty and friendly customer service)</br>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</br>Display Health Parameters: Record daily activities?? you could check daily activities including steps?? heart rate?? distance and calorie consumption in the app</br>Sleep Quality Monitoring: Automatically recognize your state and monitor the whole sleep progress with analyzing the deep sleep and light sleep hours</br>Infrared Remote Controller: Only can controll the TV and bulb. Do not support for air conditioning</br></br>Product Description</br></br><b>Notes:</b><br> 1. Be compatible for Android (os 4.3 or above and bluetooth must be 4.0 or above); for iphone (os 7.0 or above and bluetooth must be 4.0 or above)<br> 2. for iphone?? can't use the message menu?? but when you have messages?? it will remind you and you can click to read it.<br> 3. No time synchronization feature?? you need to manually setting it.<br> 4. Do not wear it take a shower or swimming.<br><br> <b>Mai"s:</b><br> 1. Sync Function<br> a. Sync phonebook with smartphones;<br> b. Sync SMS with Android and iphone;<br> c. Sync incoming calls with smartphones;<br> d. Sync music with smartphones.<br> 2. Remote Notifier<br> When software on Android and ios phone has some information?? the smart watch will remind you. So you will never miss them even if in noisy party! (Install SmartBlue on cellphones first)<br> 3.Wake-up gesture <br> Raise your hand?? light up the screen.<br> 4.Language<br> The smart watch support English?? French?? Spanish?? Polish?? Portuguese?? Italian?? Dutsch?? Indonesia?? Finland?? Turkish?? Russian?? Thai?? Hebrew?? Swedish and Persian.<br> 5.Find Phone