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FAQ

My home led ceiling lamp is 3 color adjustable, but why every time the lights are about the same color, what is the way to solve ah?
There is a variety of color adjustable color lamp, you say the problem of possible reasons: 1 left and right sides of two lights, two groups with no synchronization controller, 2 at a time, a group which has a bad light color.
Introduction to the working principle of LED ceiling lamp ballast
Double ballast connection:Two brown lines are connected to the fire line, two blue lines are connected to the zero line, and the remaining two lines (the ground colors of the double ballasts may be the same or the different grounding wires).
Led ceiling lamp is broken. How do you know that the starter is burned or is the LED lamp burning?
LED light does not have a starter, but has a constant current source power supply.Remove the LED light, and then output a resistor with the same power as the LED lamp at the output of the power supply. Then measure the voltage at the two ends of the power supply, which means that the LED light is out of order.
Approach to LED ceiling lamp wiring method
Best picture look at the ceiling structure or not sure which kind, the general ceiling lamps with ordinary lamp is not big difference, are divided into two poles, lamp manufacturers should do is internal, external line docking poles, in accordance with the drawings can be hung with ornaments
how is the LED ceiling lamp lumens
All theory, laboratory data, it is the actual use effect, good chip LED lamps, the pure three colors illuminate the effect with 2 times its power (it is good lamp) almost ceiling effect. That is to say, the 5W of LED is almost the same as the 10W tube.
LED ceiling lamp, why is it bright after closing the switch?
After the switch is slightly bright, the built-in switch power supply has leakage phenomenon, replace a new power supply
How do you choose the LED ceiling lamp?
Choose modeling ceiling lamp, there are two shapes of round and square. General bedroom and study round ceiling lamps suitable room and the living room, dining room and other choice; choice of square ceiling lamps is a broader space for kitchen and toilet; generally square and other similar integrated ceiling.
LED annular patch ceiling lamp used less than half a year, a few days ago suddenly become very dark, what is the reason, how to solve?
If it is half a year to gradually darken, that is, the entire lamp materials are low-end, but if suddenly dark, and that is the power problems