1 CHANNEL RELAY MODULE Ver. 2 - Module uses genuine high quality relay, normally open interface maximum load: AC 250V / 10A, DC 30V / 10A - Using optocoupler chip isolation, strong drive capability, stable performance; trigger current 5mA - Module can be set by jumper high or low trigger - Fault-tolerant design, even if the control line is broken, the relay will not move - The interface design of human nature, all interfaces are available through a direct connection terminal leads, very convenient