Technical specifications for OURA Ring 4 – Silver, Size 10
OVERVIEW
Type
Smart ring
App store
– Apple App Store
– Google Play Store
– Google Play Store
Size / fit
Size 10
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
Silver
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







LG 75QNED86T6A 75 Smart 4K Ultra HD HDR QNED TV with Amazon Alexa
TEKNIK Elstree Lateral Filing Cabinet – Spiced Mahogany
HP OmniBook 5 16″ Laptop – AMD Ryzen AI 5, 512 GB SSD, Silver
MICROSOFT Xbox Series X – 1 TB 





































































































































































































































































































































































































Lorna B. –
V good delivery guys , professional and helpful
Lorna B. –
Adam F. –
Delivery went smoothly and arrived on the date given. Product quality is average but it does the job.
Adam F. –
Catherine C. –
Competitive price, fast delivery and very helpful delivery drivers
Catherine C. –
Wendy L. –
Ordered bread maker Panasonic arrived 2 days later. Excellent service, easy website huge selectionof products and excellent prices. Used Lifestyle Home Appliances many times and never been disappointed.
Wendy L. –
Gary R. –
Very polite guy – was within the 4 hr slot
Gary R. –
Amanda C. –
Exceptional service from start to finish
Amanda C. –
Sue B. –
The delivery was on time and the delivery men were very helpful and polite
Sue B. –
Nicola L. –
The whole process with Lifestyle Home Appliances from online ordering to delivery was simple, efficient and smooth. The delivery guys were happy and helpful and Im thrilled with my purchases.
Nicola L. –
Neil B. –
Well mannered and respectful delivery operatives.
Neil B. –
Mark D. –
Helpful drivers couldn’t do enough.
Mark D. –
Jim A. –
5 stars, easy to navigate and good comms
Jim A. –
Paul T. –
Great men has came, efficient and quick
Paul T. –
Trevor M. –
Really good, very efficient. Thankyou, making the whole process seamless.
Trevor M. –