①:This wiring method is that after the LED light on the switch is powered on, it stays on by default. Regardless of whether the switch button is used or not, if the switch is selected without a lamp, it can be ignored.
②:This wiring method is that after the power is turned on, the LED light of the switch button will be lit or not with the use of the button.
If you don't understand something, you can refer to the video effect.All products come with a corded base for easy wiring