CH340 USB to ESP-01 ESP-01S Adapter 4.5V-5.5V Wifi Converter Programmer Module for Arduino Smart Home Wireless Control

💡 CH340G USB to ESP-01 / ESP-01S Adapter Module | 3.3V TTL Debugger & Programmer

🖥️ Driver IC: CH340G — USB to TTL serial converter for smooth communication
🔌 Plug & Play Header: Direct plug-in 2×4 yellow pin header — no jumper wires needed
🔋 Working Voltage: 4.5V – 5.5V (regulated down to 3.3V with onboard LDO)
⚡ Current Supply: Up to 300mA — sufficient for stable ESP-01 operation
🛠️ Selectable Mode:
- UART — for AT command-based serial debugging
- PROG — for flashing firmware directly
🔁 Logic Level: 3.3V
📏 Module Size: Compact 5 × 1.4 cm (1.97″ × 0.55″

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Description

CH340 USB to ESP-01 ESP-01S Adapter 4.5V-5.5V Wifi Converter Programmer Module for Arduino Smart Home Wireless Control

Name: CH340 USB to ESP-01 ESP-01S Adapter 4.5V-5.5V Wifi Converter Programmer Module for Arduino Smart Home Wireless Control
SKU: 040292
Price: 340
Availability: InStock

Explanation:

USB to ESP-01 adapter module features CH340G USB to TTL driver IC, 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 cable.

Feature:

Working voltage: 4.5V – 5.5V (onboard 3.3v LDO regulator)

Working current: 300mA(LDO regulator can supply)

Selectable operating mode: onboard toggle switch. UART side for serial TTL debugging by AT commands, PROG for firmware programming

Seri TTL supine USB: CH340G

Logic level: 3.3V

Size: 5*1.4cm/1.97″*0.55″

APPLICATION:

Home automation, sensor networks, industrial wireless control

Package:

1 x CH340 USB to ESP8266 ESP-01 ESP-01S adapter