Rubik's TouchCube with Touch Sensor for $49.99.  Shipping is $0.99 for a total of 50.98 shipped.  Here is a screenshot for your reference.  It features touch sensor technology, motion-detecting accelerometer, and is rechargeable.  In addition, the Rubik's TouchCube includes a built-in solver.  Here is a video demo to show how it works.  Most places have it for about $149.