Features:
1.Independent 4-Channel Communication: Features 4-channel TTL serial ports that can be communicated out independently, allowing for simultaneous high-speed data transmission.
2.Integrated USB Hub Design: Utilizes a centralized USB interface to manage four separate serial connections, simplifying your wiring and setup for complex electronics projects.
3.Stable Power Supply: Equipped with an on-board 1117-3.3 SOT89 power supply chip, capable of providing a stable 3.3V output up to 400MA for your connected components.
4.Visual Status Monitoring: Includes onboard LED indicators for each channel, providing real-time visual on data transmission and power status.
5.Compact and Robust: Measuring 54x38mm, this module is built for efficiency in various working conditions, supporting a temperature range from -25 Celsius to 85 Celsius.

Details:
Work Voltage: 5V/3.3V
Output Current: 400MA
Working Humidity: 5% to 95% RH
Dimensions: 54mm x 38mm (2.13in x 1.50in)
Working Temperature: -25 Celsius to 85 Celsius

Included Items:
1 PCS x 4-Channel USB to UART Converter Module

Notes：
1. Slight color variations may exist due to differences across display screens. We regard the product as consistent with what is shown in the images.
2. A minor size difference of 1–2 cm is acceptable, resulting from manual measurement variations.