How to choose the right LED lamp?
Usually the LED lamp with color temperature range from 2700-6500K, the lower value tend to yellow color (warm white), and high color temperature tend to blue white (cole white). Yellow color generally applicable to winter, suitable for bedroom, living room, dining and other occasions, used to create a warm and comfortable feeling. The blue white is bright and clear, suitable for summer, in study room, kitch and so on.
2. Color Rending Index/CRI.
Color rending index(CRI) refers to the color reality when the object is irradiated by light, the value range from 0 ti 100, and now LED bulb CRI standards are high than 75, and we recommend to choose CRI≥80. If you have atelier in your home, we suggest to buy high CRI LED light bulbs, it can better reflect the real color of painting.
3. Luminous Flux/Lumen.
General speaking, luminous flux represents brightness, under the same area, the number of LED bulbs depends on the different environment. For example, as same 5 square meter bedroom and study room, bedroom need 2pcs 12W LED bulb, but study room need 5pcs.
4. Luminous Efficiency.
The high luminous efficiency on behalf of saving more power, the current LED light luminous efficiency [lumens(lm)/Wattage(w)] is generally high than 80, the higher the more energy saving.
5. Light Angle/Beam Angle.
The general type LED lamp (non-wide angle) suitable for under-illuminated usage, such as downlight, and wide-angle LED lamp suitable for floodlight usage, such as wall lamp, floor light and so on.
There a hot new LED bulb-negative ion LED bulb of our company can be your reference. It not only meet those elements mentioned above, but also have other special and healthy functions.The outstanding point is air purifying.
Click this link to have a reference: http://www.led-slt.com/main-show-167.html
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