1.How to explain “illuminance“?
The intensity of light falling on a surface area. If the area is measured in square feet, the unit of illuminance is footcandles(fc). If measured in square metres, the unit of illuminance is Lux.
2.What’s Watt ?
The unit of electrical power as used by an electrical device during its operation. Many lamps come with rating in watts to indicate their power consumption.
3.How about your packaging ?
Neutral box, customized box is welcomed.