Galaxy watch 5 Smart watches more specification: Sleep Tracking Monitor your health around the clock even at night, Gps( with A-GPS, GLONASS, GALILEO, BDS), Nfc, Sensors(Accelerometer, gyro, heart rate, barometer Natural language commands and dictation Samsung Pay), Charging: Qi wireless charging 10W, GSM / HSPA / LTE, 50m water resistant (IP68), Blood pressure monitor Armor aluminum frame with tougher drop and scratch resistance, Protection: Sapphire crystal Always-on display.