Purchase tips *30A 6600W needs to be used together with gateway *6600W switch without RF function *4000W Switch with RF function HIGH POWER Max.Current 4000W / 30A wifi Smart Switch Product Application Area Factory \ Farm\ Office\ Instrument\ Ventilation \ Pump \ Motor \ Remote control garage door \ Remote control house door \ Remote control Lamp \ Remote control curtains \ Remote control Gate and other remote control device Tuya smart Inching/ Self-locking WIFI Wireless Smart Home Switch Remote Control with Amazon Alexa This product is a wireless switch supports inching /self-locking mode. Users can add the device to the APP Smart life in order to remotely control connected home appliances or devices. In self-locking mode, customers can remotely turn on/off connected devices immediately. When in inching mode, customers can have two wiring ways to select, and you can set the inching time in APP . WIFi control model, no need to program. No matter where you are, you only need to download a APP to connect the wifi and control the cloud. RF mode , you can control the board with RF 433 remote controller. Receiver Description: *Voltage: AC85-250V 50/60Hz Max.Current:4000W 6600W/ 30A *WIFI frequency:2.4G. IEEE 802.11 b/g/n *Remote control frequency: 433MHz *Battery no included in the remote control This receiver will have a detailed instruction manual, please rest assured to buy. I will send the package within 18 hours, and I will do the best service. Preparation before use: 1.Your smart phone or tablet has connected to a 2.4G WiFi with internet 2.Turning on bluetooth helps with the connection 3.not allow to hide wifi (SSID) 4.do not set "not allow Wi-Fi squatter" or MAC address limits on routers The intelligent switch is wired and energized. Observe the green LED.If the green LED fast blinks(Blink twice a second),Press the button for 7s until the green LED fast blinks(Blink twice a second). Note: A receiver can be configured with 8 remote controllers at most, and the first one will be overwritten after the 9th one is added. Features: *Supports WiFi network. Supports numerous WiFi smart switches on one smart phone. *Supports status tracking: device status timely provided to the Tuya / Smart life. *Supports remotely turn on or off connected appliances, for example light, electric kettle, electric rice cooker, electric curtain, etc. *Supports max 8 enabled scheduled/countdown/loop timers for each device. *Voice Control: Compatible with "Amazon" Alexa, for Google Home/Nest, . Supported Functions Include: *Remote turn on/off. *Timing schedules. *Device sharing. *Group management. *Works with Amazon Echo, Echo Dot, Amazon Tap. *Works with Google Home. *Compatible with Amazon Alexa. Remote control code: 1.Power off the smart switch for 5seconds 2.Power the smart switch 3.Press immediately (within 5 seconds) after energizing the switch more Three clicks on the remote control button (need to ptess that with that),the red LED flashes 2 to indicate the success of the remote control learning code . If there is no flicker,please repeat the above operation APP Remote Control Just tap on Tuya/Smartlife App to turn on a light anytime and anywhere. Timer and Countdown Setting Control your devioes at will to automatically turn on/off. Support RF function 433mhz Learning Code RF Free Your Hands with Voice Family Sharing Share the control with family member Enjoy the convenience and happiness together Note: All remote controls do not contain batteries