4g 5gSim Support S9 Ultra Android.Watch (Dual Camera) Apple logoFEATURES Sensors Calling, WhatsApp, Facebook, Instagram, Twitter Messenger, Game, Calculator, Music, YouTube, Play Store, HD CameraAccelerometer, gyro, heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water) Temperature sensing (0.01˚ accuracy)Depth gauge (±1m accurac