LEIGAO You need to remove LED light lamp adapterwhen replacing the Pin-based bulb with an LED E27 bulbThis GX24Q to E27 bulb is suitable for GX24Q to E27 sockets, physically changing the contacts without changing the voltageThis LED light lamp adapter one is used to replace standard screw-based lights with pin-based socketsThis GX24Q to E27 bulb is suitable for GX24Q to E27 sockets, physically changing the contacts without changing the voltage.If the holder socket converter is a ballast in the luminaire, you need to remove it when replacing the Pin-based bulb with an LED E27 bulb.FeaturesLED light lamp adapterColor: White.Material:PBD.Rated Voltage:250VRated Current: 2APackage Including1 * LED Light Lamp Adapter