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| Specification | Details |
|---|---|
| Product Dimensions | 124x90x12mm |
| Display Technology | 3-color E-ink Display Technology |
| Display Area | 84.8(H) * 63.6(V) |
| Operating Temperature | 0 - 50℃ |
| Display Colors | Black/White/Red |
| Battery Capacity | 3000mAh |
| Battery Life | 1 - 2 years (20 refreshes per day) |
| Communication Method | 2.4G WiFi b/g/n |
| Lights & Buttons | 1 × 3-color LED & 3 buttons |