2 Channel Inching Relay(Three Working Modes) 1.Remotely give a pulse signal to turn on/off Lights,Lamps and other home appliance.2.Remotely give a pulse signal to turn on/off Garage Door,Door Acce,Sliding Door.3.Remotely give a pulse signal to control DC Motor,AC Motor to Forward and reverse. Three Working mode Inching mode:Switch on one channel ,the channel will be automatically closed after 0.5 seconds.others channel is same as the channel.Self-locking :Each channel could be switched on/off seperately.You can turn on/off all channels in the same time.Interlocking mode :Switch on one channel , other channels will be switched off automatically.If you need to change the working mode,you need to change it in APP. How to Change the Working Mode The default working mode is self-locking mode.If you need to change the working mode,you can active the interlocking mode or the inching time on the APP. Feacture Two Input PortsYou could choose USB 5V port or the screw terminal port to supply power in the input to make the pcb board board work.Dry Contact/Paive OutputNo matter the power you supply in the input, the output don't have any voltageIf you do not supply power in output port, the connectted home appliance can't work, you also need to supply power in output.Status TrackingThe device status timely show in the "EWeLink";TimerEach channel supports max 8 enabled schedule. Different Ways to Control the WIFI Module APP Remote ControlYou can control the connectted home appliance in eWeLink APP anywhere and anytime.Such as light, electric kettle, electric rice cooker, electric curtain, etc.RF433 ControlThe WIFI ModuleType 3,Type 4 support RF433 Frequency,and you can control the WIFI module by fixed code EV1527 RF433mhz remote controller.Mobile Phone ControlWhen you go outside or at home ,you could control the device in your smart phone by 2G/3G/4G Mobile Network or 2.4Ghz WIFI.(Note:The router need to online and the WIFI module need to keep a close distance with the router and keep online in app)Voice Control Compatible with Alexa and Google Aistant, you can use the voice control to turn on/off the connectted home appliances .Share ControlOne device can control by Multiple phones,you can share the wifi module with your family.Group Controlone phone can control Multiple smart device.You can add the wifi module and other smart device in a group,and then you can turn on/off all smart device at the same time. Parameter Input1 :Micro USB 5VInput 2:Screw Terminal port:AC/DC7-32V or ac85-250VOutput:Paive Output(Dry Contact)Max.Current:2000W/10A/gangCutover current 10AWorking Temperature: -20 to 70Working Humidity: 40% to 80% RHWIFI Standard:2.4GHZ, 802.11 b/g/n(don't support 5G)Size:120*38*25mmAPP:eWeLinkRemote battery:27A 12V/ CR2032 (Not include) Timer & Schedule Set up timing schedules to turn on/off light Wiring Diagram