Sensors
HC-SR04 Ultrasonic Sensor
$2.80
In Stock (80 units)Voltage: 3.3V, 5VProtocol: Digital (Trigger + Echo)Connectivity: USB Type-B
The HC-SR04 is the go-to sensor for obstacle detection in beginner robot builds, compatible with all major controllers.
Quantity:
Technical Specifications
Voltage
5V DC
Range
2 cm – 400 cm
Interface
Digital (Trigger + Echo)
Frequency
40 kHz ultrasonic