Technical specifications for OURA Ring 4 – Rose Gold, Size 8
OVERVIEW
Type
Smart ring
App store
– Apple App Store
– Google Play Store
– Google Play Store
Size / fit
Size 8
Compatibility
– iOS 15.0 or later
– Android 9.0 or later
– Android 9.0 or later
Material
Titanium
CONNECTIVITY
Connectivity
Bluetooth Low Energy (BLE)
POWER
Battery type
Internal Lithium-ion battery
Charging method
Charging dock
Charge time
Up to 80 minutes
Battery life
Up to 8 days
FEATURES
Resistance
Water resistant to 100 m / 328 ft (not suitable for diving)
Health & fitness tracking
– Track steps
– Track distance
– Track calories
– Track heart rate
– Sleep monitoring
– Daytime stress
– Menstrual cycle tracking
– Blood oxygen
– Skin temperature
– 40+ activities
– Cardiovascular age
– Cardio capacity (VO2 Max)
– Readiness Score
– Illness detection
– Track distance
– Track calories
– Track heart rate
– Sleep monitoring
– Daytime stress
– Menstrual cycle tracking
– Blood oxygen
– Skin temperature
– 40+ activities
– Cardiovascular age
– Cardio capacity (VO2 Max)
– Readiness Score
– Illness detection
Sensors
– Barometer
– Gyroscope
– Heart rate monitor (HRM)
– Pedometer
– Reflectance pulse oximetry (SpO2)
– Temperature
– Gyroscope
– Heart rate monitor (HRM)
– Pedometer
– Reflectance pulse oximetry (SpO2)
– Temperature
GENERAL
Dimensions
– Width: 7.9 mm
– Thickness: 2.88 mm
– Thickness: 2.88 mm
Colour
Rose gold
Weight
3.3-5.2 g (depending on ring size)
Manufacturer’s guarantee
2 years
Box contents
– Oura Ring 4
– Charging dock
– USB Type-C cable
– Charging dock
– USB Type-C cable







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Chris D. –
Quick efficient polite
Chris D. –
Yvonne W. –
We have had no problems with your delivery service. Thank you.
Yvonne W. –
Mark F. –
Fantastic service , ordered on Thursday night, delivery was set for Saturday, received texts and was delivered at the requested time, 2 great lads did what they where asked and were very pleasant and respected my property. Highly recommend Lifestyle Home Appliances. Thank you.
Mark F. –
Ian L. –
Easy to order. Great communication and delivered next day on time in perfect condition.
Ian L. –
Karen J. –
Very polite and tidy workmanship
Karen J. –
Caroline C. –
Arrived on time. Very friendly delivery.
Caroline C. –
Joan P. –
It’s so easy to order from Lifestyle Home Appliances, delivery is fast and they keep you informed.
Joan P. –
Dominique A. –
parcel arrived one day early which I appreciated.
lady carried parcel up two flights of stairs with a lovely smile even though.there was a lift.
Dominique A. –
Fran R. –
Could get any better service.
Fran R. –