- Working voltage: 5V
- Working current: 15mA
- Working frequency: 40Hz
- Range: 2 ~ 400 cm
- Measuring Angle: 15 degree
- Trigger Input Signal: 10uS TTL Pulse
- Echo Output Signal: Input TTL lever signal and the range in proportion
HC-SR04 Ultrasonic Sensor
- Working voltage: 5V
- Working current: 15mA
- Working frequency: 40Hz
- Range: 2 ~ 400 cm
- Measuring Angle: 15 degree
- Trigger Input Signal: 10uS TTL Pulse
- Echo Output Signal: Input TTL lever signal and the range in proportion