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

the first stage is the common pulse width modulation (PWM) switching power supply, a low-voltage DC power supply, switching frequency is usually tens of hertz

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

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

Q:There are two fine wires in the rear shell of the LED ceiling lamp. How can it be connected with the wires inside the house?

Both goods, there is no other wire, these two lines is the power cord of the lamp, there is no special description, that is, the use of 220 volts of public power, the lamp should be connected to the switch through the 220 volt power line.

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

Before use normally, use in recent days as follows: switch for the first time, the first paragraph is normal, second, third opening switch

Q:What material is good for ceiling lamp?

Other: patch + drive, various solutions, various prices

Q:Who recommends some bedrooms for ceiling lamps, so warm and not too heavy?

Compare online. However, most of the old online, new or to the entity store. Convenient, find a lamp wholesale market, whether it is the price or style, are more favorable.

Q:How much W LED ceiling light is better for washroom or kitchen?

. However, the LED ceiling mounted in the bathroom should pay attention to the kind of waterproof, otherwise, water vapor is easy to enter the lamp body.

Q:Ceiling lamp in the wire how to connect three lines, three holes should be how to plug?

. Because the dome lamp manufacturer is very many, in many cases the wire color and the standard color have the very big difference

Q:Size of toilet ceiling lamp

. Such as 12 square metres of small living room should be used below 200 mm diameter ceiling lamp or wall lamp, the number of lamps and lanterns should match the appropriate size, so as not to appear too crowded.

Q:How many tiles are there in the living room?

inductance type fluorescent lamp: basically have the basic knowledge of electrical people are clear, the traditional fluorescent lamp: bracket, ballast, starter, fluorescent tube, which is composed of four parts, and replace the LED lamp need only need to unplug the starter, you can make LED lamp tube replaced normal use.