Distinguish colour temperature within one base type
Illustrative inputs, not verified product specifications or care recommendations.The household question
Warm and cooler bulbs are stored for different rooms.

Measurements and assumptions
Record A
| Bulb base | E27 |
|---|---|
| Power (W) | 9 |
| Brightness (lm) | 800 |
| Colour temperature (K) | 2700 |
| Spare bulbs | 2 |
| Item name | Warm room spares |
| Storage location | Household supply shelf |
| Minimum stock | 0 |
Record B
| Bulb base | E27 |
|---|---|
| Power (W) | 9 |
| Brightness (lm) | 800 |
| Colour temperature (K) | 4000 |
| Spare bulbs | 2 |
| Item name | Cooler room spares |
| Storage location | Household supply shelf |
| Minimum stock | 0 |
Calculation and observed tool result
Record A
Counted stock = 2; keep the entered specifications with this label.Recorded quantity: 2 items.
Record B
Counted stock = 2; keep the entered specifications with this label.Recorded quantity: 2 items.
Carry out this task
- Open the linked tool for Record A.
- Retain colour temperature even though base and brightness match.
- Check each result separately; follow the interpretation before retaining both records as physical stock.
What the result means
The records distinguish two visual lighting specifications.
A mistake to avoid
Matching base alone would not preserve the intended room appearance.
Limits of this example
The tool does not predict perceived colour in a room.
Open Light Bulb Type & Spare Stock Label Maker · How to Organize Batteries, Filters and Spare Parts