| Operating power supply | Single-phase AC220V/50Hz |
| Ambient temperature | -10℃~+40℃ |
| Ambient humidity | <85% (25℃) |
| Dimension | 260mm*170mm*40mm |
| Weight | 3kg |

| Number | Name | Quantity |
| 1 | Power Supply Unit | 1 |
| 2 | IC Chip Socket | 3 |
| 3 | Diode Unit | 2 |
| 4 | Common Cathode Seven-Digit Display | 1 |
| 5 | Common Anode Seven-Digit Display | 1 |
| 6 | Switch Module | 2 |
| Number | Name | Quantity |
| 1 | Blue 2mm electrical safety connection cable | 5 |
| 2 | Red 2mm electrical safety connection cable | 5 |
| 3 | Green 2mm electrical safety connection cable | 5 |
| 4 | Yellow 2mm electrical safety connection cable | 5 |
| 5 | Black 2mm electrical safety connection cable | 5 |
| 6 | Power Cord Adapter | 1 |
