CH340 USB‑to‑TTL Converter

Overview

CH340 USB‑to‑TTL converter module. 3.3/5V logic levels. Ideal for programming Arduino, ESP8266, and ESP32 boards.

Key Features

• CH340 chip
• 3.3/5V selectable
• Power and TX/RX LEDs

Specifications

• Data rate: up to 2Mbps

Dimensions & Weight

• Length: ~40 mm
• Width: ~15 mm
• Weight: ~10 g

Package Includes

• 1 × CH340 USB‑TTL

Applications

• Programming Arduino, ESP, STM32
• Serial communication and debugging
• Budget‑conscious projects