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E-ink electronic shelf label (OpenEPaperLink-compatible)

Battery-powered e-paper price tag from retail shelves. OpenEPaperLink runs on specific models only (for example SoluM ST-GR29000 2.9in), so check the exact model against the project's supported-tags list before buying. Many new shelf labels sold online use other radios and firmware and won't work.

Specifications

DisplayE-paper, sizes vary by model
RadioDepends on model (802.15.4, BLE or sub-GHz)
PowerCoin cells

Projects Using E-ink electronic shelf label (OpenEPaperLink-compatible)1

OpenEPaperLink: reuse e-ink shelf labels with an ESP32 access point
Illustration
ESP32ESP32-S3
Turns cheap second-hand electronic shelf labels into a Wi-Fi-managed e-ink display fleet via an ESP32 access point.
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6 parts listed
Where to Buy
Stores we've checked for this part

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