Q:Want to buy a few LED bulb, do not know how to identify the quality of good or bad, ask for solution ~!

A light source, two power supply, three workmanship.Online shopping, I strongly suggest that you buy some reliable.

Q:What's the reason for the LED bulb strobe?

In addition, electromagnetic interference (EMI) filters are also required, even in LED drive applications that provide excellent power factor correction and support TRIAC dimming. The transient current caused by the TRIAC step (step) will excite the natural resonance of the inductance and capacitance in the EMI filter.

Q:What's the cause of the noise during the aging of LED bulb bulbs?

The power supply LED bulb using miniature low power switching power supply, switching transformer due to loose, and the switching frequency did not avoid the audio area, it will beep.

Q:LED thread specifications for bulb bulbs?

Specifications also include bulb, E27, E26, B22, E14, G10, E40;E27 specifications are in the majority.

Q:Can the bulb's true life reach 30000~50000 by LED?

According to the current LED manufacturing technology, LED bulb has a lifetime of up to 30000 hours.

Q:What's the difference between a glass cap for a bulb and a PC hood?

Surface hardnessPC biggest weakness is surface hardness, PC although resistance to impact, smashing not broken, but after all is plastic, surface hardness value is not high, easy to scratch, easy to scratch.While glass is easy to break, not shock, but the surface hardness is high, it is not easy to scratch the surface!Other weather resistant, temperature resistant supplementsPC cover, in processing, plus UV agent

Q:Choose which light bulb LED bulb is the healthiest

Choose LED lights, first, no strobe, strobe damage to the eyes, second color index to be high, true and clear. For the quality, choose to heat better, high power factor, so that the relative power of the lamp, power saving, durable

Q:LED what does "A60" mean by bulb 60? And what does "MR16" mean?

The diameter is 60mm, but the total length of each company is not the same

Q:LED bulb PC, will the white cover affect the color temperature of the finished lamp?

PC Ivory lampshade, because of the low price, it is recommended to use light diffusion cover, so this should not be the problem

Q:What does "A19" mean in LED A19 bulb?

I'm studying too! There's a problem for everyone to discuss