Amazfit Helio Ring No Smart ring activity tracker Titanium

Features

Heart rate monitor

Yes

Quality of sleep

Yes

Skin temperature sensor

Yes

Blood oxygen sensor

Yes

Accelerometer

Yes

Gyroscope

Yes

Ports & interfaces

Bluetooth

Yes

Bluetooth Low Energy (BLE)

Yes

Design

Device type

Smart ring activity tracker

Form factor

Round

Product colour

Titanium

Housing material

Resin, Titanium

Ring size

10

Water resistance

10 ATM

Weight & dimensions

Weight

3.75 g

Thickness

2.6 mm

Performance

Display type

No

Power

Battery life

4 day(s)

Battery operated

Yes

Wireless charging

Yes

Battery capacity

18.5 mAh

Rechargeable battery

Yes

Charging time

1.4 h

System requirements

Mobile operating systems supported

Android 10, Android 10.0, Android 11.0, Android 12.0, Android 13.0, Android 14.0, Android 7.0, Android 7.1, Android 7.1.2, Android 8.0, Android 8.1, Android 9.0, iOS 14, iOS 14.5, iOS 15, iOS 16