This kit is an Astable Multi vibration oscillator principle which can generate fre quency. the FK1221 is a flashing light circuit of 4 LEDs which alternately turns 2 sets of 4 LEDs ON and OFF. In addition, the flasher rate is able to be adjusted by trimmer potentiometer.

Technical Specification

  • Power Supply : 9VDC
  • Current Consumption : 18mA.
  • PCB Dimensions : 2 x 1.5 in.

Download manual click here