Press PAUL / OPEN / CLOSE [Timer function]: Compared to the conventional trigger, the Orbeor wireless curtain switch can be controlled from your mobile phone. With the eWelink app you can control your device remotely anytime, anywhere. You can open / close your curtains at any time, even if you You can also set the time to open / close the curtains and to automatically open the curtains in the morning to wake you up from the sun. [APP Remote Control]: Download the free app from the App Store or Google Play, connect to your home WiFi (2.4GHz only) with a wireless curtain switch, and you can use it anytime, anywhere use. [Voice control]: The wireless shutter is compatible with Amazon Alexa (Amazon Echo / Dot / Tap) / Google Assistant and offers voice control for opening and closing the curtains. Since then, using this switch has become effortless. [Easy to install]: This WiFi Press switch needs to be connected to a neutral wire. The installation method can be installed in just a few minutes like a conventional lock switch. Press switches give you different experiences when using it. [Multifunction]: The wifi curtain switch can be used with smart curtains, electric doors, smart garage doors and other devices. Brand new Plug: EU plug Curtain power supply: 90V-250V AC App Remote: Open / Close / Paul Max. Current: 10A / 250V / gear Target value: Percent curtain on / up to max. Power: 2200W Timing / Timer / Family Release radio standard: 802.11 b / g / n and 433 MHz RF for Amazon Echo, Echo Dot Security mechanism: WPA-PSK / WPA2-PSK Works with Google Home Color: Black Material: ABS + glass Size: 86 * 86 * 32mm Package contents: 1 x switch 1 x pack of screws Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.