D1 mini V3.0 3.0 4MB WIFI Internet of Things IOT development board ESP8266 For Nodemcu Compatible
If you want to know more about the product（details+price）, please send an email to firstname.lastname@example.org , and then we can talk in detail. Attached our company profile and website link for your reference. https://www.pcb-hero.com/collections/all-products Thank you for your time.
For the product specification, pls refer to the pic