HC-SR04 Ultrasonic Sensor and its Features

HC-SR04 Ultrasonic Sensor

Ultrasonic Sensor Pin configuration

HC-SR04 Sensor Features

• Operating Voltage:- +5 V
• Operating Current:- less than 15 mA
• Operating Frequency:- 40 Hz
• Accuracy:- 3 mm
• Measuring Angle covered:- less than 15°
• Maximum Measuring Distance:- 2 cm 
• Minimum Measuring Distance:- 4 m

Datasheet

HC-SR04 Ultrasonic Sensor Datasheet