How to distinguish between LED spotlights good or bad?
The lamp light effect level to reflect the power factor, power factor more the light effect is better, the power factor of ordinary lamp price at around 0.5, cheap, high quality light lamp power factor can reach 0.99, the price is slightly more expensive.
The user can see beads planning through the consult with the manufacturers, integrity depends on the manufacturers. LED spotlights, low voltage, high pressure two kinds, consumers had better choose low voltage spot light, its life longer, light effect higher.
A lot of people in the use of LED lamp, ceiling lamp for special low price to buy some of the problems, a lot of chips used to lay the defective production line to produce color inconsistencies, brightness difference, short service life, users need to pay attention to. Different brands, the price difference is great, lighting effect difference is also big.
