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Specifications: 1 on-board chip NE555 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, the working voltage: 5 ~ 12V 5, the board size: 29 (mm) x12 (mm).
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.