Amazon.com: Comimark 1Pcs GP2Y0A21YK0F Sharp IR Analog Distance Sensor Distance 10-80CM Cable for Arduino : Electronics
Amazon.com: AIMELIAE Sharp GP2Y0A21YK0F GP2Y0A21 Sensor de distancia de proximidad infrarrojo de 10 ~ 31.5 in (GP2Y0A02YK0F 7.9-59.1 in) : Industrial y Científico