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The Waveshare ones are even powered purely by NFC. So they don't need a battery, yet you can rewrite them with ease.
by fxtentacle 4y ago
The Waveshare ones are even powered purely by NFC. So they don't need a battery, yet you can rewrite them with ease.
- jonahss 4y agoI'm going to have to look into that
- worldmerge 4y agoOh wow, that’s so cool