HC-SR04 Overview
5V power supply Trigger pin Receive pin Power ground 2.4、Electrical parameters Electrical Parameters Operating Voltage Operating Current Operating Frequency Farthest Range Nearest Range Measuring Angle Input Trigger Signal Output Echo Signal Dimensions.
HC-SR04 Key Features
- Stable performance
- Accurate distance measurement
- High-density
- Small blind
- Robotics barrier
- Object distance measurement
- Level detection
- Public security
- Parking detection