The HC-SR04 ultrasonic sensor uses sonar to determine distance to an object like bats do. It offers excellent non-contact range detection with high accuracy and stable readings in an easy-to-use package. It comes complete with ultrasonic transmitter and receiver modules.
Features
- Operating voltage : 3 – 5V
- Quiescent current : <2mA
- Operating current : 15mA
- Effective angle : <15?
- Ranging distance : 2cm ? 400 cm (1 ? 13ft)
- Resolution : 0.3 cm
- Measuring Angle : 30?
- Trigger Input Pulse width : 10uS
- Dimension : 45 x 20 x 15 mm
Packing List
1 x ultrasonic sensor
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