description
A module using 9012 transistor drive
Operating voltage 3.3V-5V
with fixed bolt hole for easy installation
small plates PCB size: 3.3cm * 1.3cm
Two module interface specification (3-wire)
VCC external 3.3V-5V voltage (5v microcontroller and can be directly connected to 3.3v MCU)
External GND 2 GND
3 I / O external microcontroller IO port
Active buzzer sensor module for arduino
- Product Code: Arduino
- Availability: 8
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28 LE