Q:Why does the LED ceiling light affect the TV signal?

The 2 and the second stage modulate the low frequency pulse width by chopping mode, and adjust the duty cycle to adjust the brightness of the lamp. This part of the circuit is usually developed for the lamps and lanterns factory, and the switching frequency varies greatly among the factories. Usually several hundred Hz to tens of Hertz range.

Q:What's the difference between the ceiling lamp and the panel light?

The ceiling lamp is exposed throughout the lights, as long as your home ceiling can make holes, can use expansion glue, then you can install the ceiling lamp.

Q:The light range and the dead angle of the ceiling lamp

Regular lighting products are equipped with light curve diagram.

Q:Ask for help to install LED ceiling light friends

For ceiling lamps, ceiling lamps: first the lampshade disassembly removed, remove the simplest method of shade, mask on the side there should be a small arrow, click open, is a live clip, take off the cover will see the wiring, use a screwdriver to remove the zero line line, directly to the end the bottom tray is taken on the line.

Q:What's the best material for the dome mask?

The most common are acrylic masks, plastic masks and glass masks.

Q:Led ceiling lamp wiring. For how to answer, sincerely ask for advice

2 power, followed by two tubes or energy-saving lamps, small bulbs that group, the 3 largest power to connect the tube, the largest group

Q:LED ceiling light mounted in the living room of our family

Is it the problem of the inside of the lamp or the switch on the wall? emergency

Q:What material is good for ceiling lamp?

Chassis: (Tie Pan) low price / (aluminum plate) high price

Q:The new LED ceiling light doesn't make fashion. How can you test the light and how bright it is?.

Then plug the plug into the socket and light it up. After 10 minutes light should can reach the brightest state, Tmall EF led ceiling lamps that can see oh.

Q:How to choose the ceiling lamp?

In fact, selection of ceiling lamps is very simple, you must first determine whether the ceiling style and your home decoration style is collocation