Huawei 2 sport Smartwatch

Built-in GPS and continuous heart rate: monitor your heart rate and track your workout routes without your phone
Scientific sleep tracking: HUAWEI TruSleep keeps track of light, deep and REM sleep stages to make your sleep truly restful
Workout Coach: get real-time guidance and workout data such as recovery time and Vo2 Max
NFC and Google assistant: make payments and have a personal voice assistant from your wrist
Music and power: download and listen to music with Google Play Music on your watch. You can optimize power consumption settings to get the most out of your device