How much does this cost to the nearest dollar?

Grbl Z Probe CNC Z-Axis Router Touch Plate Tool Setting Probe for CNC Engraving Machines
GRBL Z-probe CNC Router Tool Setting Automatic Tool Setter. Thickness Compatible It can be used for / / or other control boards that need to be connected with 2.54mm DuPont terminals. Tool Setting Function It can accurately locate the working surface, and is most suitable for PCB engraving. Easy to Use You can refer to our video to understand how to use it correctly. Probe Command Please change the Probe command in Grbl to Manufacturer mcwdoit, Part Weight 1.76 ounces, Dimensions 12.56 x 4.76 x 1.18 inches, model number Rank Tools & Home Improvement Tool Sets 2302, Available March 12, 

Price is $12.00

Price: $11.88