Hama "One" Smart Ring, Tracker, Sleep, Pulse, Notification, 57 mm, black

00178643
Technical Specs
Design (Colour, Pattern, Motif, Series)
Colour Black
Shade of colour Matt Black
Physical Properties
Material Stainless Steel
Size & Weight
Inner Diameter 18.2 mm
Size 8
More product information
  • Unobtrusive wearable with many talents: smart ring with tracker functions, from sleep and sport to vibration notifications - for monitoring and optimising physical functions for a healthy day-to-day life; lightweight, convenient and intuitive to use
  • Notifications: smart ring vibrates with calls, notifications and messages about health parameters - takes into account mobile phone settings relating to do not disturb mode, etc., can also be deactivated
  • Optimised measuring intervals: health ring measures heart rate and body temperature up to 6 times per hour - with blood oxygen saturation measured every 30 minutes
  • Warns if the health parameters deviate significantly, e.g. significantly high or low heart rates or blood oxygen saturations
  • Automatically detects steps and sleep - for sporting activities: activate smart ring tracking via the app
  • Training log, e.g. with heart rate, duration, calorie consumption and speed
  • Smart ring without subscription: no hidden costs, data analysis is simply included
  • Reminders, e.g. for appointments, cycles, drinking enough water, medications
  • Be gently woken up with vibrations
  • Tracks offline: synchronises data with the app as soon as it is connected again via Bluetooth
  • Data is stored exclusively on German servers
  • App-compatible: get even more analyses with Health Connect and Apple Health
  • Find function: find your smart ring again faster thanks to the luminous signal
  • Warns when the battery level is low (< 5%): lights up red
  • 5 extra charges included: thanks to the charging case, the battery capacity lasts up to 20 days
What's in the Box
  • 1 "One" smart ring
  • 1 charging box
  • 1 quick reference guide
  • 1 x warning and safety instructions
System Requirements
  • From Android 8.0/iOS 12.0
Note for Consumers

Only suitable for fresh water bodies of water. Avoid additives such as chlorine and salt.
Do not wear in saunas or steam baths.
After wearing for a long period / swimming, clean with a slightly damp cloth.
Charge the charging case via USB-C (charger and cable available separately).

Transparency statement in accordance with the EU Data Act
  • EU Data Act
    Product is subject to the EU Data Act: Yes

    EU Data Act personenbezogene Daten
    Collection of Personal Data: Yes
    Data control for personal data: App
    Data format related to personal data: HEX
    Data retention period for personal data: 365 Tage
    Maximum data length (Personal data): 836 KB
    Storage location is personal data: Client
    Storage rotation is continuous, real-time, and personalized: Yes

    EU Data Act funktionale/informative Daten
    Data control: functional/informative: App
    Data format: functional/informative: HEX
    Maximum data length (functional/informative): 836 KB
    Storage cycle: functional/informative and continuously updated in real time: Yes
    Storage duration (functional/informative): 365 Tage
    Storage location: functional/informative: Client
Manufacturer information Hama GmbH & Co KG, 86652, Monheim, https://hama.com