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