TZT ESP8266 ESP-01 Serial WiFi Wireless Adapter Module 3.3V 5V Esp01 Breakout PCB Adapters Compatible For arduino

A adapter module for ESP-01 Wi-Fi module. 3.3V voltage regulator circuit and onboard level conversion circuit can make 5V microcontroller easy to use with ESP-01 Wi-Fi module. 

Also, the item can be used with For Arduino UNO R3 or compatible board. 

Features: 

Working voltage: 4.5~5.5V (On-board 3.3V LDO Regulator) 

Working current: 0-240mA 

Interface logic voltage: 3.3V / 5V compatible(On-board level shift circuit)

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