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.
It is not 5V tolant,Connect RX or TX on 5V Arduino will destroy this module. You must use a logic level converter, or a 3.3V Arduino. We will leave it for everyone that leaves it for us.
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.