Third-party sensors: a list of NXT compatible manufacturers - FreeLUG
Lego Mindstorms EV3 - base set Lego 31313* Botland - Robotic Shop
NXT IRSeeker V2 for LEGO MINDSTORMS by HiTechnic. $49.95. Perfect companion for the HiTechnic IR Ball. Great for Robot soccer. HiTechnic - the only complete ran…
IR Seeker V3 – Modern Robotics Inc
EV3 Infrared Sensor 45509 | MINDSTORMS® | Buy online at the Official LEGO® Shop US
Lego Mindstorms Infrared Seeker V2 for NXT / EV3 - Buy in India | Fab.to.Lab
Sensors and Accessories for the Mindstorms NXT • Smashing Robotics