New
Features:
• Sensor uses HX1838, high sensitivity.
• Operating voltage 5V.
• Output form: Digital output.
• VCC: 3.3V-5V external voltage (can be directly connected to the 5v micro-controller and 3.3v micro-controller).
• GND: external GND.
• IN: external micro-controller I/O port, I/O port has been designed 10K pull-up resistor.