Note 1.Before you place a order,please check that your curtain have limit switch.The curtain switch need to work with curtain have limit switch.2.To use the percentage function, you need to make the switch record the running time for open the curtain and close the curtain,the step is in the middle of this page.3.It don't recommend to connect to other device(except curtain),if you need to connect to other device,it will be better you could ask the seller. New arrival Spain Warehouse Spain Warehouse can send parcel to :Spain, Portugal , France , Germany , Italy , Austria , Czech Republic, Denmark , Luxembourg , Netherlands , Belgium , Hungary , Poland , Slovakia , Slovenia.Remote Area List,please click "Detail". Feature: Touch: Pause/Open/Close App remotePause/Open/Close Percentage Open/Closecurtain Scheduled/Timers/Family ShareWorks with Alexa,Google home Certification:CE,Rohs,FCC Specification: Power Supply:95-250V ACMax Current: 10A/250VMax power:2200WWirele: 802.11 b/g/n 2.4GSecurity: WPA-PSK/WPA2-PSKMaterial:ABS+Temp GlaSize: 86*86*32mm EU(EU Suitable for UK Standard) Size:120*72*32mm US Record the Running time for Open the curtain and Close the curtain(Must set it for use percentage function) The default running time of the relay(the open button)is 120 seconds,the running time of the relay can't be change after you set the opening time.But the curtain will according to the setting time to run. For example,when you use APP to open the curtain at 50%,and the curtain will stop at 50%,but the relay will continue to run for 120S.The default running time of the relay (the closing button) is 120 seconds,you can change the running time of the relay after you make the switch reccord the running time.To make the switch work perfectly,please make the switch record the running time for open or close the curtain, so you could use the percentage function to Open/close shutter by eWeLink APP Voice Control.How to make the switch record the running time for open or close the curtainA. record the running time for open the curtain1.Firstly make sure that you closed the shutter fully, and pre the PAUSE button(the middle button) for 5 seconds until the indicator blinking,then pre the "open" button.2. When the shutter open fully,pre the PAUSE button(the middle button).the switch will record the running time for open the curtain.B. record the running time for close the curtain1.Make sure that the shutter was open fully firstly,Pre the PAUSE button for 5 seconds until the indicator blinking,then pre the "close" button.2.When the shutter closed fully,pre the "PAUSE" button .The switch will record th running time. SIZE Wiring diagram Please note at least 3 wires must be required for your motor, Live Wire 1, Live Wire 2 (for OPEN and CLOSE), and Neutral wire , otherwise it can't be connected to the motor , The switch can be compatible with any electric shutter motor with 90-250V AC voltage input, 2200W Max. like Somfy, Dooya, A-OK, etc, but the neutral wire must be required for installation.