Feature
High Quality Ultra Bright LED Bulbs
Up to 90% Energy Saving, 50000 Hours Lifetime
Ultra low power consumption
Cheap to run (save electricity)
Does not contain lead, mercury and other pollution elements.
Great reducing carbon emission, environmentally friendly.
Solid state, shockproof.
Spotlight, no VU and IR radiation.
Suitable for halls, bars, office or home use.

Learning Tips
Lumen depreciation is that after sometimes working, the luminous of the LED bulb will decrease when compare with the initial luminous
There are two major reason for the lumen depreciation:
1, The using LED chip in products are in bad quality so that brightness decay faster
2, The current of driver is higher than its rated condition

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