How much does this cost to the nearest dollar?

Canon BG-E4 Battery Grip for EOS 5D Digital SLR Camera (Retail Package)
Product description Designed especially for the EOS 5D Digital SLR Camera,the BG-E4 is a battery grip constructed with the same magnesium alloy as the camera's exterior, and it has a solid and comfortable hold. The grip accommodates two battery packs or 6 AA batteries. The BG-E4 Battery Grip features a shutter release button, and an AE/FE lock button, an AF point selector and a main dial to allow comfortable use of the camera when it is vertically held. Amazon.com The Canon BG-E4 Battery Grip for the EOS 5D Digital SLR Camera adds a vertical shutter release to an already robust camera. This grip is compatible with up to two of Canon's battery packs or

Price is $300.00

Price: $299.95