Wide voltage power supply (6 ~ 30V) supports micro-USB 5.0V power supply, easy to use;The interface is clear and simple, powerful, easy to understand, meet almost all your needs;There is a key stop function (STOP key), with reverse polarity protection, reverse polarity does not burn;Increase the sleep mode, it enables, without any operation within 5 minutes, turn off the monitor automatically; any key to wake up;You can set a different OP, CL, LOP parameters, which are independent of each other, were saved;All setup parameters are saved automatically power down.Operating voltage: 6--30V support micro-USB 5.0V power supplyThe trigger source: high trigger (3.0V-24V) signal with no common ground system to improve anti-jamming capability of the system (also self-shorting common ground)Output capability: You can control the DC or AC within 30v 5A within 220v5AQuiescent Current: 20mA Operating Current: 50mATiming range: 0.1 seconds -999 minutes continuously adjustable;with optocoupler isolation, enhanced anti-jamming capability, industrial grade circuit boards, set the parameters after power failure memory forever.Special Note: The relay outputs are passive , uncharged output to control a line-off role.Colour:blueMaterial: ABSSize:10 x 6 x 3cmPackage Contents:2 x ModuleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.