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Downloads
| Title | Size | Date | # |
|---|---|---|---|
 i21V1.0 Firmware V1.0.0.14(4656) | 4.48 M | 2025-06-05 | |
| i21 Firmware V1.0.0.8(1418) | 4.44 M | 2025-06-05 | |
| i21 CE | 0.44 M | 2025-06-05 | |
 i21 User Guide | 3.87 M | 2026-04-20 | |
| Symbols on Products and Materials | 0.38 M | 2025-06-21 | |
| i21 Installation Guide | 6.74 M | 2025-06-05 | |
| i21 HD Image | 6.78 M | 2025-06-05 | |
| i21 Datasheet | 4.77 M | 2025-06-05 |