10pcs NE555 Adjustable Frequency Pulse Generator Module Smart Car

10pcs NE555 Adjustable Frequency Pulse Generator Module Smart Car
Arduino
sku: 1621565
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$10.99
Shipping from: China
   Description
Features 1 NE555 chip onboard2 A single channel output the output duty cycle square wave is about fifty percent3 Onboard adjustable resistance resistance can be controlled to adjust the output frequency4 Working voltage 5 12V 5 Board size 29 mm x12 mm Package Included 10 x NE555 Adjustable Frequency Pulse Generator Module

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