1, light source type and brand, some are LED bulbs, some are COB, COB light source is more expensive than LED bulbs, and COB has imported brands and domestic brands, and imported brands are 3-4 times more expensive than domestic ones.
2, the quality of the driving power supply used, good power supply can be used for 3-5 years, poor power supply will be broken in 1-2 years, and the price difference is 20-30 yuan.
3, that is, the shell material, the material is good, the heat dissipation is good, and the lamp life is long.
4, professional light distribution technology, many LED track lights with inaccurate light distribution on the market, the effect of these lights is not very good, and the light distribution can generally have 2-4 angles to choose from, which is the best.
5. This is also related to motivation. High power is more expensive, and the other is also related to the index. A high indicator is more expensive than a low indicator.
COB elephant trunk lamp advantages: COB elephant trunk lamp has the functions of both track lamp and ceiling lamp, rotates 360 degrees, and can also be embedded and installed, which looks elegant and hidden. Good function, which is also the main reason why many high-end brands choose COB trunk lights.
Learn more about Baidu Shenzhen Silver Moonlight. I hope I can help you. Thank you.