1 The default baud rate is 9600BPS, you can select the baud rate 2400 4800 19200 BPS through the jump line. 2 There are open, close, jog, self-lock, interlock, delay, interlock between the two channels, seven working modes. 3 The relay module has 12 optically isolated input ports, and the NPN is active at low level. 4 The input-output relationship can be set to be associated (default) and not associated with instructions. 5 Strict quality control and quality assurance, high safety factor, can be used with peace of mind.
What's in the box
1 x Relay Module