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Signal
The Signal tracker on a dark surface

Second generation

Thirty days on one charge.

A sleep and recovery tracker with no screen, no subscription and no notifications. It measures, and then it leaves you alone.

Buy it nowSee the specs
  • 30-day battery
  • No subscription
  • 2-year warranty

  • Charge it monthly

    Ninety minutes on the pad, then forget about it until next month.

  • Your data stays yours

    Processed on the device. Nothing is sold, nothing is shared, no account required.

  • Repairable

    Two screws. We sell every part, including the battery.

Included

Free charging pad

Signal Ring — Gen 2
  • Signal Ring — Gen 2 — view 2
  • Signal Ring — Gen 2 — view 3
  • Signal Ring — Gen 2 — view 4

Pick your finish

Signal Ring — Gen 2

4.7 · 3860 reviews

A sleep and recovery tracker with no screen, no subscription and no notifications. Data is processed on the ring, the app never asks for an account, and two screws open it for repair.

  • 30 days typical battery, 21 days heavy use
  • PPG, 3-axis accelerometer, skin temperature · 10 ATM · 4.2 g
  • In the box: tracker, charging pad, USB-C cable, sizing kit
  • No subscription · two-year warranty, parts included

Offers

Choose Size
Choose Colour

⃃1,199.00

One step. No cart, no account.

  • Shipping calculated at checkout
  • Delivery estimate shown at checkout
  • Easy 30-day returnsFree returns

or 4 interest-free payments of ⃃299.75 with Tabby

  • Free next-day delivery
  • 30 days to send it back
  • Two-year warranty, parts included
  • VISA
  • Pay
  • tabby
  • COD

Specifications

Everything, on one page.

A close-up of the sensor array
Battery
30 days typical, 21 days heavy use
Sensors
PPG, 3-axis accelerometer, skin temperature
Water resistance
10 ATMSwim and shower without taking it off.
Weight
4.2 g
Sizes
6 to 13, sizing kit included
In the box
Tracker, charging pad, USB-C cable, sizing kit

Setup

Four minutes, once.

  1. The sizing kit laid out

    Step 1

    Find your size

    The sizing kit ships with every order. Wear the test ring overnight before you commit.

  2. Step 2

    Pair it once

    Bluetooth, no account, no email address. The app is optional.

  3. Step 3

    Wear it and forget it

    No buzzing, no streaks, no notifications. You look at the data when you want it.

Against the one with the app store.

Against the one with the app store.
SignalThe smartwatch
Battery measured in weeksIncludedNot included
Works with no subscriptionEvery feature, for ever, for the purchase price.IncludedNot included
Data processed on the deviceIncludedNot included
Replaceable batteryIncludedNot included
Shows you notificationsNot includedIncluded

Eighteen months in.

  • I have charged it eighteen times. That is the whole maintenance story.
    Yusuf A.Dubai · 18 monthsVerified buyer
  • I came off a smartwatch and did not miss a single notification.
    Hana M.Riyadh · 8 monthsVerified buyer
  • The sizing kit is a small thing that saved me an exchange.
    Tariq B.Doha · 3 monthsVerified buyer

In the wild

What people do with theirs.

  • A teardown on a workbench@teardown.dailyTwo screws. Genuinely repairable.
  • A runner at sunrise@runs.at.dawnFour weeks of training, one charge.
  • A laptop showing a data export@quantifiedselfThe export is a plain CSV. Thank you.
  • The charging pad on a desk@minimal.deskThe charging pad is the nicest object I own.

FAQ

Before you buy

Only to read the data. The tracker records for up to 30 days on its own, and the app never asks for an account.

Every order ships with a sizing kit, and we exchange sizes free for 30 days.

Yes. We sell the battery, the shell and the charging pad separately, and publish the repair guide.