As the door slides open the switch goes from normally open to close state turning the leds on.
Sliding door using servo motor.
The circuit is a typical and simple servo motor driver tester using the 555 ic timer.
This circuit works great with continuous rotation servos.
Sliding door motor find complete details about sliding door motor sliding door motor automatic door servo motor motor for automatic sliding door from automatic door operators supplier or manufacturer shenzhen hongfa automatic door co ltd.
When sliding door closes it turns the leds off by changing the contact switch back to n o state.