Buy photoelectric switch

Buy photoelectric switch Model: 1S530 (number of pins: 5) Size: 12.4mm * 5.14mm * 10.2mm parameters: voltage DC6.5-24V Current 50ma above functions: power without shading 3 feet 5 feet does not conduct turn immediately after shading models: 1S530 (pin number: 4) Size: 12.4mm * 5.14mm * 10.2mm parameters: voltage DC6.5-24V Current 50ma above functions: power on, the relay does not pull, When the light is blocked, the relay normally open contact pull, when the light is not blocked, the normally open relay contact opens