2020 โมดูลอัลตราโซนิก Hc-Sr04 Sr04 4Pin Hy-Srf05 Srf05 5Pin เซ็นเซอร์วัดระยะทาง

Detecting range:
3cm-4M
Best in 30 degree angle
Electronic brick compatible interface
5VDC power supply
Breadboard friendly
Dual transducer
library ready
Specification:
Working Voltage: 5V (DC)
Static current: Less than 2mA.
Output signal: Electric frequency signal, high level 5V, low level 0V.
Sensor angle: Not more than 15 degrees.
Detection distance: 2cm-450cm.
High precision: Up to 0.3cm
Working tempter:-20C___+60C
Weight: 10g
Size: 45x 21mm (L x W)

SR04 Connector 4Pin:
VCC
Echo
OUT
GND

SRF05 Connector 5Pin:
VCC
Trig (T)
Echo(R)
OUT
GND