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1>.1pcs 16-Bit Relay Driver Module. Reserved firmware update interface. Built-in test code. Otherwise deal is final. Support programming mode. Work Temperature:-25℃~85℃. Work Humidity:5%~95%RH. We will be happy to resolve any issues you may have in a cordial and friendly manner.
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.