1.What’s Power factor ?
RE: The active power divided by the apparent power (i.e product of the rms input voltage and rms input current of a driver.)
2.What’s Smart Lighting ?
RE: Automated lighting control using sensors and /or scheduling switches.
3.What’s Watt ?
RE: 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.
4.How to explain “ZigBee“ ?
RE: A low -power ,low date rate, local area wireless network; ideal for lighting control.
5.How to explain “lumen output “ ?
RE: The total lumens emitted of a light source, system, or solution.
6.How to explain “luminous Efficacy“ ?
RE: A measure of how well a light source products visible light expressed as lumens /Watt.