You may encounter these problem Do you always drive to work and forget to close the door? Your kid forgot to bring his keys when he went out to play There is a courier and you need to go downstairs by yourself There's a party at home, a friend is driving, and you need to go downstairs to open the garage door If you run into these problems regularly, you need a smart switch like this to control your garage door Use for 1.Remotely give a pulse signal to turn on/off Lights,Lamps.PC and other home appliance. 2.Remotely give a pulse signal to turn on/off Garage Door,Door Access HIGHLIGHT [ APP Control ] Just tap on tuya smart life App to turn on a light anytime and anywhere. A lighted house anticipates your arrival [ Timer & Schedule ] Set up timing schedules to save the trouble of overcooking the dish [ Hands-free Voice Control ] Compatible with Alexa & Google Home, the smart switch allows you to control lights on/off with your voice [ Share Control ] Share control of your home appliances to your family or friends so that they can also control the devices remotely [ 2 Working Modes ] 1.Self-locking : each channel could be switched on/off seperately.You can turn on/turn off all channel at the same time. 2.Inching mode : Switch on one channel,the channel will be automatically closed after 0.5 seconds .Other channel is same as the channel. [ Make Your Garage Door Smart ] Note before Order, please test compatibility - Please check if your garage controller is compatible with our module. - You can use the pliers to short-circuit the wall button terminal on the opener. If the garage door opens or closes, it can work with our smart controller. [ RF Function ] Choose the wifi switch with RF function, you can have three control methods. Remote control, mobile phone control, voice control [ Universal DIY ] Compatible with any household appliances (DC AC7-32V 10A 2200W )The small module has DIY capability for users with basic electrician knowledge [ Simple Operation ] Directly connect to the app after installation, use the same LAN, and control by Tuya APP What 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 regularly 19:00 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 switch More functions waiting for you to discover. DIY Features: Input voltage : DC/AC 7-32V , AC 85-250V ,Micro USB 5V input. Max current : 2200W/10A. WiFi standard : WiFi 2.4 ghz b/n/g. Size : 1CH 69*41*20mm The life of Relay Model is more than 1,000,00. Default inching Function: Press the open relay by mobile phone, then cut off the pull-on imediately, you can set the inching time in APP , it has the timing-share function at the same time. Self-locking when press the inching and locking button with the light on. Press open relay to pull-on, press close relay to cut off. Noted : Your have the correct wifi password. Your smart phone or tablet must have access to APP store or google play. Your router is MAC-open. Your smart phone or tablet has connected to a 2.4g wifi with internet. Default inching time 1s , you can set inching time from 1s to 3600s in APP ( smart life / tuya smart). APP Control From Anywhere You can rermote control smart device via mobile phone APP antytime and anywhere. Inching mode In inching mode, you can have two wiring ways to select: -Turn on 1s and then auto-off /Turn off 1s and then auto-on. Schedule Work with Alexa and Google Home This product is compatible with Amazon Alexa. You can ask Alexa to control the device with the following voice commands. Try out these phrases ( {deviceName} should be the name of your device): Alexa, turn on {deviceName} Alexa, turn off {deviceName} Alexa, schalte Ger?tename ein Alexa, schalte Ger?tename aus Also you can ask Google Home to control the device with the following voice commands. hey, google, turn on {deviceName} OK, google, turn off {deviceName} Specifications: For Access Control For Electric Motor Lock 433MHz1527 learning code remote control Remote Control Without Battery (12V 23A) 1xScrewdriver