Description
- 1x HC-SR04 Ultrasonic Sensor
Size
- Height: 2 cm
- Working Voltage: 5 V (DC)
- Static current: Less than 2 mA
- Output signal: Electric frequency signal high level 5 V | low level: 0 V
- Sensor angle: Not more than 15°
- Detection distance: 2 - 450 cm
- High precision: Up to 0.3 cm
- Input trigger signal: 10 us TTL impulse
- Echo signal: output TTL PWL signal