Water Proof Ultrasonic Ranger- JSN-SR04T | Makerfabs
Ultrasonic ranger | WIKI iTriangle
How does Arduino work with Ultrasonic Sensor? - Latest Open Tech From Seeed
Ultrasonic Sensor Pack (W43055)
GitHub - Seeed-Studio/Seeed_Arduino_UltrasonicRanger: This library provides a code to measure the distance to obstacles in front and prints the distance value to the serial terminal or LCD.
Grove - ultrasonic distance sensor 3-350cm Botland - Robotic Shop