Use for1.Remotely give a pulse signal to turn onoff Lights,Lamps.PC and other home appliance.2.Remotely give a pulse signal to turn onoff Garage Door,Door Access3.Remotely give a pulse signal to control DC Motor,AC Motor to Forward and ReverseWhat can I use it for?*Connect a light, remotely control the switch of the light.Connect a light, remotely control the switch of the light, and can also switch on and off regularly19:00 On 21:00 Off*Open your curtains regularly 7:00*Change the water for the fish tank regularly*Use mobile phone or voice control Garage door switch*Control your heater remotely*And your coffee machine*Connect a water pump, remote control or timer switchMore functions waiting for you to discover. DIY3 Working Modes1.Selflocking : each channel could be switched onoff seperately.You can turn onturn off all channel at the same time.2.Interlocking mode : Switch on any channel , other channels will be switched off automatically .3.Inching mode : Switch on one channel,the channel will be automatically closed after 0.5seconds .Other channel is same as the channel.If you need to change the mode,you need to press the mode buttonFeatures:Input voltage : DC5V DCAC 732V ,85250V Micro USB 5V input.Max current : 2200W10A.WiFi standard : WiFi 2.4 ghz bng.Size : 1CH 69*41*20mmNC NO COM Output:Passive Output(Dry contact)Working frequency: 5060HzWorking temperature: 2070Wifi standardsprotocol :IEEE 802.11bgn, WIFI 2.4GhzFeatures:Two Input PortsYou could choose USB 5V port or the DCAC732V screw terminal port to supply power in the input to make the pcb board board work.Dry ContactPassive OutputNo matter the power source you supply in the input, the output don't have any voltageIf you do not supply power source in output port, the connectted home appliance can't work, you also need to supply power source in output.TimerThe connectted home appliances can be automatically turned onoff according to the time schedule.Each channel can set different time schedule.Different Ways to Control the WIFI ModuleAPP Remote ControlYou can control the connectted home appliance in APP anywhere and anytime.Such as light, electric kettle, electric rice cooker, electric curtain, etc.RF2.4GHz ControlThe WIFI Module support 2.4G RF ,and you can control the WIFI module by 2.4GHz remote controller(We recommend purchasing our remote control).Mobile Phone ControlWhen you go outside or at home,you could control the device in your smart phone by 2G3G4G Mobile Network or WIFI.(Note:The router need to online.The WIFI module need to keep a close distance with the router and the wifi module need to online in APP)Voice ControlCompatible with Alexa and Google Assistant, you can use the voice control to turn onoff 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 onoff all smart device at the same time.IncludeSmart SwitchEnglish manualRF (Choose to buy2.4GHz Remote Control Work with Our SwitchBattery Not IncludeCR2032X1A variety of versions sent randomly, may look a little different, but the function is the same