Serial Port Tool focuses on RS232 Serial Port communication software.
Quick Timer  series are high resolution programmable timer software to control 2-channel, 4-channel, 8-channel and 16-channel relay controller boards.
Please click the link below to get more information.
Quick Timer R2X
Quick Timer R4X
Quick Timer R2X Quick Timer R4X
Quick Timer R8X
Quick Timer R16X
Quick Timer R8X Quick Timer R16X