ESP-01S Programmer USB to ESP-01 Adapter ESP8266 Wireless WiFi Module Wi-Fi CH340G UART PORG, 4.5-5.5V 115200 Baud Rate 2PCS

Easy to use: Unlike other ESP01 programmer, this one has a little rocker switch on the side which is very handy | ESP-01 serial wifi module can be directly plugged into the yellow pin header without any connection wires | Baud Rate: 115200, 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, please install driver before use it | What you will get: 2PCS USB to ESP-01 Adapter