DUAL-VOLTAGE INTELLIGENT SWITCHING Slide to select 3.3V/5V logic levels instantly. Safely connect for STM32 (3.3V) and Arduino UNO (5V) without converters.
PLUG-AND-PLAY ACROSS OS Driver-free for Linux/Raspberry Pi OS. Auto-install drivers on Windows/Mac. Compatible with Raspberry Pi 4B/3B+
INDUSTRIAL-GRADE RELIABILITY CP2102-GMR chip ensures 1Mbps error-free transmission with hardware flow control (RTS/CTS). ESD protection certified.
REAL-TIME DATA MONITORING Triple LEDs visualize power/TX/RX status. Debug with Raspberry Pi or Arduino in 3 seconds.
MCP23017-READY DESIGN Full hardware flow control pins fit MCP23017 I2C expanders. Includes Type-C cable + 2.54mm headers.