HC-SR04 Ultrasonic Distance Sensor Module
$1.00
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HC-SR04 Ultrasonic Distance Sensor Module
$1.00
HC-SR04 Ultrasonic Distance Sensor Module
The HC-SR04 ultrasonic sensor measures distance by sending an ultrasonic pulse and timing the echo return. It is a popular choice for Arduino and Raspberry Pi projects such as obstacle avoidance, robotics, tank level sensing, smart automation, and distance measurement systems.
Key Features
- Accurate ultrasonic distance measurement
- Works with Arduino, Raspberry Pi, and other microcontrollers
- Simple 4-pin interface: VCC, TRIG, ECHO, GND
- Stable operation at 5V
- Ideal for robotics, automation, and sensing projects
Specifications
- Model: HC-SR04
- Operating Voltage: 5V DC
- Measuring Range: approx. 2cm–400cm
- Measuring Angle: approx. 15°
- Frequency: 40kHz
- Interface: Trigger & Echo (TTL)
Applications
- Robotics obstacle avoidance
- Distance measurement projects
- Water/tank level monitoring
- Smart automation systems
Package includes: 1x HC-SR04 ultrasonic sensor module