How to distinguish the stand or fall of the LED lamp
When many people in the use of LED to shoot the light, because buy the price so low in the ceiling to appear some problems, a lot of use chip production line lay out to make, do not match color temperature, brightness difference, short service life, the user need to pay attention to. Different brand, the price difference is bigger, is also different lighting effect. Through consultation with manufacturers way users can understand the lamp bead planning, depends on the degree of integrity.
When you shoot the lamp to use transformer use collocation, lights, also should choose good quality, or shoot the lamp bead easy bad, think about it, the shoot the light in the ceiling lamp bead, but quite a trouble to change. And now in the market of LED to shoot the light quality good and bad are intermingled, it is hard to distinguish good or bad to the naked eye, so to buy the LED lamp had better choose brand products, and selected to match the transformer with high quality
LED lamp cent two kinds of low pressure, high pressure, consumers had better choose low voltage lamp, its long service life, high light efficiency. Shoot the light efficiency of high and low to power factor, power factor, the greater the photosynthetic efficiency, the better, the power factor of ordinary lamp at around 0.5, the price is cheap, high-quality shoots the lamp power factor can achieve 0.99, the price is a bit expensive. Shoot the generally used to strengthen the lighting on the trim, general is embedded in the ceiling or wall, LED to shoot the light work generally have a higher temperature, so set to buy the high quality product, otherwise there will be a security risk
