Feature:1. High Reliability: The use of optocoupler isolation, MOS transistor output, avoid mechanical transmission, not easy to vibration and pulse damage, stable and reliable.2. Widely Used: The relay module is suitable for industrial control, and can be widely used in electrical appliances, electrical automation, communication, instrumentation equipment and other fields.3. Fine Workmanship: 1 channel relay module adopts SMT process, external pin adopts high strength heat resistant pin, high temperature resistance, long life.4. Easy Installation: The solid state relay module comes with a fixing screw hole, thin thickness, convenient and easy installation, saving space.5. Remote Control: The control signal can be transmitted remotely, and different control methods can be selected according to different occasions, which is more flexible.Specification:Item Type: Relay Switch ModuleMaterial: ABSInput Control Voltage: DC3-24VOutput Maximum Withstand Voltage: 600VMaximum Current: 40ACharacteristic: The input and output adopts photoelectric coupling isolation control, the input and output are completely isolated, and the anti interference is strong. The output switch has no touchpoint, no noise, high switching frequency, and no limit on the number of switching actionsModule Size: Approx. 33 x 62mm / 1.3 x 2.4in.Package List:1 xRelay Switch Module