Gravity: URM09 Ultrasonic Distance Sensor (2~500cm)
SKU: SEN0304
This is the Gravity URM09 ultrasonic distance sensor module with open dual probes. It uses I2C communication and a Gravity PH2.0-4P vertical socket interface. Compatible with 3.3V/5V controllers (Arduino, Raspberry Pi), it has built-in temperature compensation. Effective ranging: 2cm-500cm, 1cm resolution, ±1% accuracy. Selectable ranges (150/300/500cm): shorter ranges mean shorter cycles but lower sensitivity.

