Smart Curtain Robot Opener Electric Motor with App Timer Voice Control for Window Treatment Compatible with Alexa Google Home for Curtain Rod and RailSimple Install: It only takes you about 30 seconds to install, no tools required.Support Voice Control: You can use the voice commands like "Alexa, draw the curtain" to control the curtain robot by adding a smart hub or gateway. This smart curtain robot motor is compatible with Alexa, Google Assistants, TmallGenie, etc. (this item doesn't include smart hub/gateway ) Make your curtain smart in seconds!!!Smart Sensors: The curtain robot motor is equipped with ambient light sensor and temperature sensor. When the temperature and luminosity are greater than the value you set, the curtain will automatically close.Super Long Battery Life: With built-in 4000mAh lithium battery, the smart curtain motor can last about 6 months if you use it twice a day, without the hassle of frequently recharging it.Suitable Curtain Track Type: T-track(I-rail) / Inside grooved(U-rail) / Curtain rod (optional) . Curtains Motor Package Included:intelligent curtain robot*1data cable*1instruction manual*1PLEASE NOTE: 1. Please make sure your curtain track is suitable for this product befre you order it.2. Support double open, it requires two curtain robots. 3. Support remote control, but you need to buy mesh bluetooth gateway separately.