Product Name: USB to TTL Supports 3.3V / 5V FT232RL Chip Module

Chip: FT232RL

Input Voltage: 5V

Dimensions: 32.5mm × 17mm / 1.28in × 0.67in

Weight: Approximately 3.8g / 0.13oz

Pin Definitions:

DTR, RX, TX, VCC, CTS, GND

The module has over-current protection and flashes USB-RS232-TTL
This module USB power supply uses a 500MA fuse (FUSE) to protect your USB power supply and equipment
The module converts USB to serial, allowing you to have two power versions
Each module passes a self-receiving 100,000-byte test before leaving the factory
The module basically does not require peripherals, and even the crystal oscillator, USB matching resistor, and EEPROM where the product information is placed are already integrated inside