How much does this cost to the nearest dollar?

AmScope 150w Microscope Illuminator Light Source Control Box
This microscope illuminator light source control box offers 150 Watt halogen lighting, providing strong, even and cool daylight illumination. The light source comes with a built-in heat filter for cool light, a specially designed slot for color filters, and solid state controls for full adjustment of intensity. Its top window design is convenient for changing bulbs. Its auto-shut-off mechanism will cut off electricity automatically when the window is open. The light source comes with a two-step mounting adapter with 5/8 (16mm) and 25/32 (20mm) inside diameters for attaching fiber optic light cable, either gooseneck or ring. This cool high intensity lighting system is excellent for biological and electronic applications. This unit

Price is $230.00

Price: $229.99