1 Signal Generator. LED Output Indicator: Visually displays signal status with LED lighting for low level and blinking at low frequencies. Material:PCB.
NE555 Square Wave Pulse Generator Module with LED Status Indicator 5V-15V
NE555 Signal Generator PCB Board Adjustable Square Wave Output 1Hz-200kHz Range
NE555 Signal Generator Module for Square Wave Pulse Output 5V-15V DC Input
NE555 Signal Generator for Square Wave Generation Adjustable Duty Cycle
