Product Model: OKY3199-0
NE555 Adjustable Frequency Pulse Generator Module For Arduino
Product Description
1.100% Brand new and high quality!
2.On-board chip NE555.
3.A single channel output, the output duty cycle square wave is about fifty percent.
4.Onboard adjustable resistance, resistance can be controlled to adjust the output frequency.
7.Color: Blue.
8.Working voltage: 5-12V.
9.Size: 29 (mm) x12 (mm).