Sound and light control switch|circuit board PCB|circuit board|switch power supply board People turn on the lights, turn off the lights after 15 seconds, turn off the lights during the day, and turn on the lights at night.
Sound and light control switch|circuit board PCB|circuit board|switch power supply board
People turn on the lights, turn off the lights after 15 seconds, turn off the lights during the day, and turn on the lights at night.
Sound and light control switch|circuit board PCB|circuit board|switch power supply board
People turn on the lights, turn off the lights after 15 seconds, turn off the lights during the day, and turn on the lights at night.
Sound and light control switch|circuit board PCB|circuit board|switch power supply board
People turn on the lights, turn off the lights after 15 seconds, turn off the lights during the day, and turn on the lights at night.
