Tracking
★ Made in the USA
Sigma Tag
Never lose the important stuff
$29 Coming soon
A credit-card-thin tracker that lives in your wallet, passport sleeve, or laptop bag. Ultra-wideband gets you to within an inch — not just "somewhere nearby."
- Ultra-wideband precision finding
- Two-year replaceable coin-cell battery
- Water-resistant, 2.4 mm thin
- Privacy-first: no account required to use
No charge today — we’ll only email you when Sigma Tag is ready to order.
Specifications
- Range
- Up to 400 ft line-of-sight
- Battery
- CR2032 · ~2 years
- Radios
- UWB + Bluetooth LE
- Thickness
- 2.4 mm
Specs are targets for the first production run and may change before launch.