LEGO Mindstorms NXT Ultrasonic Sensor (9846)

Includes 1 Ultrasonic Sensor
Does not include connector cable
This is the individual component, and does not include the NXT Intelligent Brick, software or any accessories. It requires the complete LEGO?? MINDSTORMS?? NXT set (#8527 or #8547) for use. The Ultrasonic Sensor helps your LEGO?? MINDSTORMS?? NXTrobot judge distances and "see" where objects are! Using the NXT Brick (sold separately), the Ultrasonic Sensor is able to detect an object and measure its proximity in inches or centimeters. More »