The document describes several models of programmable logic controllers from WECON TECHNOLOGY CO., LTD. including the LX3VE 1212M/1412M, LX3VE 1616M/2416M, and LX3VE 2424M/3624M. The PLCs have AC and DC power supply options, transistor and relay output modes, adjustable I/O configurations between 12-36 inputs and 12-24 outputs, and support ladder logic programming. Key specifications include scan times below 0.1ms, 32KB of memory, and compliance with industrial standards for noise immunity and temperature ranges.