| 摘要 |
The invention relates to a controlling apparatus of an AC LED string, which includes a controller to control the string being capable of flickering or totally unflickering very easily. The apparatus can also connect an adjustable resistance for application on a string with various numbers of LEDs. The apparatus includes at least one set of a pair of slots with different shapes or sizes at output ends for connecting with the LED string correctively that obtains improvement and utilization.
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