OURA Ring 4 - Size 4, Black

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sensors

heart rate
SpO2
sleep quality monitoring
temperature sensor
accelerometer

water resistance

100 m

Protection

interfaces

Bluetooth LE

OURA Ring 4 - Size 4, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 4, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 4, Rose Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 4, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 5, Black

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 5, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 5, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 5, Rose Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 5, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 5, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 6, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 6, Rose Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 6, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 6, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 7, Black

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 7, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 7, Rose Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 7, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 7, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 8, Black

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 8, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 8, Rose Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 8, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 8, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 9, Black

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 9, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 9, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 9, Rose Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 9, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 9, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 10, Black

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 10, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 10, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 10, Rose Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 10, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 10, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 11, Black

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 11, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 11, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 11, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 12, Black

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 12, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 12, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 12, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 12, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 13, Black

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 13, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 13, Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 13, Rose Gold

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 13, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 13, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 14, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 14, Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 14, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 15, Brushed Silver

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

OURA Ring 4 - Size 15, Stealth

titanium, battery life: up to 8 days • heart rate, SpO2, sleep quality monitoring, temperature sensor, accelerometer, water resistance: 100 m, Bluetooth LE

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OURA Ring 4 - Size 4, Black

OURA Ring 4 - Size 4, Black

OURA Ring 4 - Size 4, Black

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