How much does this cost to the nearest dollar?

Lenovo Thinkpad X220 Ultrabase Docking Station
Expand the function of your ThinkPad X220 Series ultraportable or tablet with the sleek and portable ThinkPad Ultra Base Series 3. This simple, quick attach docking solution adds a wide array of expansion capabilities, including an optical drive bay, but it is small enough to carry anywhere. COMPATIBLE with the following 65w and 90w X220 Series ThinkPad models X220, X220 Tablet, X230, X230 Tablet. NOT Compatible with the X200 series. Thinner and lighter design for easy portability - Ideal for use in the office, at home or on the road 4 x USB 2.0 ports; Digital and analog video support - VGA monitor port and Display Port Ultra bay Slim

Price is $90.00

Price: $89.99