The office, sample room, corridor, the most commonly used several LED downlight which is several dimensions, what is power?
Big ones. 6 inches. Our company is using this big one.
It can be installed LED fluorescent lamp and LED lamp. The lamp power within 12-20w, ensure the light illumination to 150-250LUX office. The brightness of the corridor can be slightly darker, with 3-4 inch LED lamp, lamp power at 6-12W, the light illumination to 70-120LUX, with the Q I can. Answer for you, so doubt
You should use big ones. My home is small, 5W's PL*D005
The office uses 4 inch and 6 inch downlight, lighting power within 12-20w, ensure the light illumination to 100-200LUX office.The brightness of the corridor can be slightly darker, with 3-4 inch LED lamp, lamp power in the 6-12W, the more suitable for light illumination to 50-100LUX.