
| Features: 100% brand new and high quality Set bolt hole, easy to assemble. Specifications: Material:ABS Color: Blue Work Voltage: 3.3-5V . PCB Dimension: 3.1cm*1.3cm. Color: Blue Pin Definitions : VCC : 3.3V-5V GND : The Ground I/O : I/O Interface of SCM Package includes: 1 x Active Buzzer Alarm Module |
