Technical specifications for OURA Ring 4 – Silver, Size 13
OVERVIEW
Type
Smart ring
App store
– Apple App Store
– Google Play Store
– Google Play Store
Size / fit
Size 13
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







PANASONIC TX-50MX600B 50″ Smart 4K Ultra HD HDR LED TV
JVC LT-50CF820 Fire TV Edition 50″ Smart 4K Ultra HD HDR QLED TV with Amazon Alexa
HISENSE 100E7NQTUK PRO 100 Smart 4K Ultra HD HDR QLED TV with Amazon Alexa
ULTRAHUMAN Ring Air – Aster Black, Size 9 





































































































































































































































































































































































































Steve B. –
Competitive prices. Quick delivery. Excellent communication and service from the delivery drivers. Highly recommend Lifestyle Home Appliances.
Steve B. –
Wendy G. –
Very punctual very helpful and informative pleasant and lovely manner’s
Wendy G. –
Graham D. –
Easy to order on line, quick professional service , happy with delivery
Graham D. –
Paul D. –
Beautiful people! Kind,courteous and super friendly! An absolute pleasure meeting them xx
Paul D. –
Julie G. –
Lovely staff and prompt delivery
Julie G. –
Ian G. –
Found what I wanted for my mum,
Ian G. –
Trudi B. –
Delivered on time. Driver very friendly and helpful.
Trudi B. –
Patryk V. –
Easy to order.
Delivered on time without any hassle.
Unpacked the new one and took the old one away.
Patryk V. –