How much does this cost to the nearest dollar?

CGOLDENWALL Safety Light Curtains Light Screen Sensor Safety Grating Punching Machine Protector Beam Pitch 40mm, Beams 20, Protection Height 760mm, Total Height 830mm with Controller and Cable
CGOLDENWALL Safety Light Curtains # Beam Pitch 40mm, Beams 20, Protection Height 760mm, Total Height 830mm High Performance：Built-in amplifier, using modulated light source, programming synchronous scanning mode, strong resistance to external interference, easy to install Application It is suitable for paper machinery, leather machinery, woodworking machinery, injection molding machine, forging machine, punching machine tools, such as security monitoring, can be reliably protect the safety of persons or objects. Usage Light curtain protection device emits infrared light, resulting in a protective screens

Price is $489.00

Price: $489