An apparatus for cooking bacon includes a base having a bottom surface and a plurality of edge portions integral therewith and extending upwardly therefrom. The selection process is performed based on a predetermined switching threshold. This enables providing a sphygmomanometer that has a mechanism for changing the inclination angle of the cuff unit relative to a base and includes a mechanism for achieving a constant distance between the elbow detection mechanism and the entrance of the cuff unit regardless of the inclination angle of the cuff unit. A plurality of buttons may be attached to a top portion of the handle body to release the plurality of handle arms.