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It adopts LCD0802 liquid crystal screen display, which can display up to 7 digits, and the frequency value is automatically blanked when the frequency value is invalid. ICSP INPUT (MCU programming interface): XH2.54-6P pin.
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.