Features:
1. NE555 chip onboard
2. A single channel output, the output duty cycle square wave is about fifty percent
3. Onboard adjustable resistance, resistance can be controlled to adjust the output frequency
4. Working voltage: 5 - 12V
5. Board size: 29 (mm) x12 (mm)
Package Included:
5 x NE555 Adjustable Frequency Pulse Generator Module
