How much does this cost to the nearest dollar?

Natural Light Tubular Skylight 18 inch model
Natural Light's 18 inch diameter tubular skylight is perfect for kitchens, bedrooms, and hobby rooms. Large aperture for homes and commercial buildings built at 24 inch on center construction (Note not designed for homes built with 16 on center framing - Check building framing distance prior to ordering). Illuminating up to 500 square feet and equivalent to 1,000 watts of power under full sun, this tubular skylight model will be sure to cut down on your electricity bill. Comes with all necessary components, a 25 year product warranty, and do-it-yourself instructions and support! Will install on sloped/pitched fiber-glass asphalt shingle roofs (except 10/12 to 12/12) with

Price is $589.00
Price: $588.7