ESP01 Programmer USB Adapter with Programming Switch
CH340C USB To ESP8266 Serial ESP-01 ESP-01S ESP01 ESP01S Wireless Wifi Developent Board Module for Arduino Programmer Adapter
USB to ESP-01 adapter module has CH340G USB to TTL driver IC onboard, so you can easily use your computer to do ESP-01 functional debugging. ESP-01 serial wifi module can be directly plugged into the yellow pin header without any connection wires.
Features:
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
Application:Home automation, sensor networks, industrial wireless control
Szie: 5*1.4cm/1.97"*0.55"