Part Number: WP7737P029-60
This infinite switch knob is white in color. It is just over two inches in diameter and it has black lettering denoting the off, low, and high positions. This knob is also numbered 2 through 9 in black lettering, denoting the temperature level. Plus, this knob has a red indicator line, and is made of plastic. It will accept a 'D' shaped shaft.