xcluma DC 5V 4 Channel Relay Module USB Control Computer Control Switch/PC/PLC control board

描述

⚡ Power your projects with precision and persistence!

The xcluma DC 5V 4 Channel Relay Module is a compact, versatile USB-controlled switch board designed for PC and PLC integration. Featuring four independent relay channels, dual power input options (USB and external), and a durable build that operates reliably in temperatures from -25℃ to 85℃, it ensures stable, persistent control even when disconnected from the computer.