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Anonymous users2024-01-24In addition to poor contact, it is a quality problem of the ballast, and the resonant circuit is difficult to start or the starting voltage is low.
It's very simple, generally speaking, there is a switch box at the back, and you can change it when you open it.
The magnitude of brightness is related to the power of this lamp, that is, the size of the W number, and you can replace the lamp with a larger power.
LED lights with direct current, and positive and negative plate properties must be divided, you use 40KHz AC to connect the lamp I think is wrong, to use a high-frequency diode to rectify the filter and then connect the lamp.
Probably because of the moisture, the waterproof is not good, and the contact points of the bulb will oxidize and rust quickly, so the life of the bulb is short.
Just ask the feng shui of a lamp, is it a casual question, but what about the other feng shui in your house?