Description
USB to ESP-01S adapter module has CH340G USB to TTL driver IC onboard, so you can easily use your computer to do ESP-01 functional debugging. ESP-01S serial wifi module can be directly plugged into the yellow pin header without any connection wiresures: Working voltage: 4.5V – 5.5V (On-board 3.3V LDO Regulator) Working current: 300mA(LDO regulator can supply) Selectable working mode: On-board toggle switch. UART side for serial TTL debugging by AT commands, PROG for firmware programming USB to serial TTL chip: CH340G Logic level: 3.3V Applications: Home automation, sensor networks, industrial wireless controlPackage Included: 1 X ESP8266 ESP-01S Module 1 X USB to ESP8266 ESP-01S Wireless Wifi Adapter