Why does the led light still have weak light after it is turned off?

After turning off the LED headlights of the vehicle, there will be weak light because the electrolytic capacitor output by the drive power supply is too large, and the stored power has not fully emitted light, so there will be weak light. Wait for a while and it will be fine. No need to carry out deal with.

With the advancement of science and technology, the lights of cars are constantly being updated, from halogen headlights to xenon headlights, to the now commonly used LED headlights, and some advanced vehicles will also use laser headlights. Which one should you choose? The type of headlight depends on the needs of the owner.

Advantages and disadvantages of LED lights

1. The headlight is very small, with low power consumption and high brightness, it is relatively durable and has a long service life. The price will not be expensive, the cost performance is high, and the adaptability is relatively high. Almost all models can be used. LED lights are relatively green and environmentally friendly, and the effect of protecting the environment is relatively good;

2. LED headlights are divided into mid-end, low-end and high-end. Low-end LED lights have poor power saving performance, poor heat dissipation, and short service life. Car owners should try to buy mid-end LED lights , This will have a higher cost performance, try to buy big brand LED lights, the quality will be more guaranteed.

Correct installation method of car led headlights

1. The power supply of the vehicle needs to be turned off, and then open the cover of the engine. There will be dust-proof covers on the left and right sides of the lights. Remove the dust-proof covers and unplug the plugs on them;

2. After the plug is pulled out, press down the spring that fixes the light bulb, take out the old light bulb, and install a new light bulb. Connect the plug with the light bulb, put it inside the lampshade, and finally fix the spring of the light bulb.