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This sensor has two parts. The transmitting part has red wire and black wire. The red wire is 5V +. The black wire is 5V-. The receiving part has three wires. The yellow wire is signal.
You can use this module to count goods at product line or anti-theft system
Specification:
- Voltage : 5V
- Current : 5mA
- Distance: 0 ~ 300mm
- Weight: 6g
- responsive time : 1ms
