Out of production and stock since JAN.2018, There are many fakes in market.
Out of production and Out of stock since Feb.2018, There are many fakes in market.
End of Service since Jan.1 2021
5in1V3 说明书 中文版 PDF
5in1V3 Manual English PDF
Example 2: SPRacing F3 Controlling External PWM triggered Buzzer