| Model | KLLUG-4 |
| Rated voltage (V) | 220-240 |
| Rated frequency (Hz) | 50/60 |
| Power factor | 0.52 |
| Rated power (W) | 4 W |
| Rated luminous flux (lm) | 380 lm |
| Equivalent incandescent lamp power | 40 W |
| Lamp cap | GU10 |
| Luminous maintenance factor at the end of the nominal life | 96% |
| Nominal life time (h) | 25000 |
| Rated lamp life time (h) | 25000 |
| Starting time (s) | 0.3s |
| Warm-up time | Instant full light |
| Number of switching cycles before premature failure | 15000 |
| Colour temperature (K) | 3000 |
| Colour consistency | < 6 steps MacAdam ellipse |
| Dimmable / non-dimmable | Non-dimmable |
| Operating ambient temperature (°C) | -20°C to +45°C |
| Colour rendering (Ra) | 80 |
| Dimension: | 50x52mm |