Ultrasonic-Range-Finder-SRF05-Devantech-SRF05-p-The-SRF05-is-a-new-design-of-ultrasonic-range-finder-and-features-an-extended-detection-range-Two-operational-modes-are-available-single-pin-for-trig-echo-or-2-pin-for-compatibility-with-the-SRF04-BR-BR-The-input-trigger-is-a-10-micro-S-min-TTL-level-pulse-and-the-echo-pulse-is-a-positive-TTL-level-signal-with-the-width-proportional-to-the-object-range-p-Devantech-SRF05-Ultrasonic-Range-Finder