Infrared obstacle avoidance sensor module Tracing Module electrcal sensor for Arduino Robot project Module description: The sensor module on environment light adapted capacity strong, its has pair infra-red launches and receives tube, launches tube launches out must frequency of infra-red, dang detection direction encountered obstacles real (reflection surface) Shi, infra-red reflection back was receives tube Read more about Infrared obstacle avoidance sensor module Tracing Module electrcal sensor for Arduino Robot project[…]