How To Make Laser alarm circuit for power load

Laser alarm circuit for power load in action.
The video shows the work of the Laser alarm with powerful load control.
2 modes of operation, the first is cyclic, the second is continuous when the laser beam is crossed.
New circuit video:
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VK: club126...
Circuit: • Post
Схема: club126...
Список компонентов для сборки:
2N7000 transistor (FET)
PCR406J or 2BT169
LDR
Buzzer 12v
Led
Resistor 1K
Resistor 12-15K
Battery 12v
Relay 12v
Laser pointer: Laser 5v, Holder for 18650 li-ion, DC-DC MT3608, switch
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[@СергейХоффман-б7ц]

Полезная штука, можно использовать как детектор начальника!))

[@Eng_Eng4686]

Where is the circuit diagram?

[@paralaxx11]

In the description under the video.