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| Room size, material | (i) 4.9 m (W) × 6.6 m (D), 2.5 m (ceiling height) |
| (ii) Ceiling: reflexibility 86%, wall: reflexibility 46%, floor: reflexibility 25% |
| Window size, material | (i) 2.2 m (W) × 1.8 m (H) |
| (ii) 12 mm pair glass (3CL + 6A + 3CL) |
| (iii) Transmissivity: 80% |
| Lighting | (i) 8 level dimming (LED type) 4 locations |
| (ii) Dimension (mm): 600 × 600 |
| (iii) Dimming range: 10–100% |
| (iv) Electricity consumption based on the level of dimming lighting control: lv 1 (12 W), lv 2 (18 W), lv 3 (22 W), lv 4 (28 W), lv 5 (34 W), lv 6 (39 W), lv 7 (43 W), lv 8 (51 W) |
| Illuminance sensor | (i) Sensing element: silicon photo sensor with filter |
| (ii) Detection range: 0–200,000 lx |
| (iii) Precision: ±3% |
| External illuminance | Winter: 30,000 lx, middle season: 60,000 lx, summer: 80,000 lx |
| Solar altitude | Winter: 23.5°, middle season: 52.5°, summer: 76.5° |
| Direction (culmination time) | South (south-central time) |
| Energy consumption monitoring system | (i) Model: SPM–141 |
| (ii) Measurement capacity: single phase |
| (iii) Margin of error: within 2.0% |
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| Overview of the testbed and artificial sunlight source |
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