How much does this cost to the nearest dollar?

AmScope B390B Compound Binocular Microscope, Magnification, Brightfield, Halogen Illumination, Abbe Condenser, Double-Layer Mechanical Stage, Sliding Head
The AmScope B390B full-sized compound binocular microscope has a sliding head, interchangeable pairs of 10x widefield and 20x widefield eyepieces, a forward-facing nosepiece with four DIN achromatic objectives, Brightfield halogen illumination, and a double-layer mechanical stage. The binocular viewing head has interchangeable pairs of 10x widefield and 20x widefield eyepieces and sliding head to adjust inter-pupillary distance, a fixed vertical inclination to reduce eye and neck strain, and a rotation capability to provide a more comprehensive view and enable sharing. The 20x

Price is $289.00
Price: $289.43