This module requires a 3.3 volt supply for VCC, and 3.3V logic.
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.
The 3.3V supply on the Arduino Uno has inadequate current capabilit to power this
module.
You must provide a separate,higher 3.3V supply(about 300mA or better)
Description:
SP8266-12E is an enhanced version ESP8266-12, improve peripheral circuitry increases impedance matching, the signal output is better, whether it is stable or anti-jamming capability, have been greatly improved!
For users before selecting the ESP-12, it does not matter even if the product has been made, enhanced version is fully compatible with previous firmware, the pin has added the ESP-12 on the basis of six IO ports, SPI mouth leads, develop more convenient, application more extensive!
What's in the Package:
1pcs ESP-12E Wireless Module
Learn more about the Detailed Specifications
Additional Information
First Listed on Newegg
February 18, 2020
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Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.