| Frame Color | Black, White |
|---|---|
| Display Color | Black/White/Red, Black/White/Yellow |
| Battery Life | 2 Year Long at Freezer |
| LED Support | No, Yes (3 Color: Red/Green/Blue) |
R290F
- Product Dimension: 3.5″ x 1.7″ x 0.5″
- Display size: 2.6″ x 1.1″
- Operation temperature: -9°F ~ 41°F (Freezer)
- Update condition: 2 updates per day at freezer temperature
- Full graphic e-paper display at near 180 degree angle
- 2.4GHz (IEEE802.15.4 based on ZigBee) 2 way wireless communication
- Dynamic NFC included
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