- Versatile Voltage Support: This module accommodates three voltage levels—5V, 3.3V, and 1.8V—ensuring compatibility with various systems. You can easily switch the VCC, TX, RX, RTS, CTS, DTR, DCD, and RI settings to meet your specific requirements. - Compact and Space-Efficient: Measuring just 20 x 50 mm, this circuit board retains a slim profile, allowing for easy installation alongside other devices. It fits seamlessly into tight spaces, ensuring you maximize your USB port utility without obstruction. - Reliable Power Supply: With an impressive maximum output current of 500mA, this module can effectively power most single-chip system boards, enabling reliable operation across diverse applications. - Customizable Power and Signal Levels: The VCC and signal control pins (CTS, RTS, DTR, RI, DCD) can be adjusted between 5V, 3.3V, and 1.8V, providing flexibility for systems that operate at different voltage levels. Use Scenarios: 1. Ideal for prototyping with microcontrollers or development boards, where varying voltage levels might be required. 2. Perfect for embedded systems in compact devices, such as IoT applications, where space is limited yet power reliability is crucial. 3. Suitable for troubleshooting and interfacing with diverse hardware setups in a lab environment, ensuring easy adaptability to different devices.