THIRDREALITY ZigBee Smart Blind, Easy Installation, Multiple Ways to Control, Directly Work with Compatible Echo Devices, ZigBee Hub Required, AA Alkaline batteries included.

[EASY TO INSTAL AND PROVIDE USER SUPPORT] Simple installation, No Wiring. Support inside mounting and surface mounting, Choose one willfully according to your preference. We provide 24 hours after-sales support and one year warranty.

[GOOD SHADING AND MATERIAL]: Durable hot rolled non-woven fabric and aluminum foil, waterproof and smooth. Special aluminum foil design can block off UV rays and offer better insulation performance that can save more energy. It also can shade up to 90%, which provides absolute privacy and dark environments to improve sleep quality.

[FIT MOST WINDOWS] 13 width options (from 27-inch to 39-inch). The height can be set arbitrarily (within 72-inch), because of the innovative bottom sensor design which can automatically detect the window sill or whatever and then let the blind stop running.

[SMART CONTROL] Support both online and offline control. Online: Smart Blind can directly connect with 5 versions of Echo Devices (including Echo Plus 1st Gen, Echo Plus 2nd Gen, Echo Studio, Echo Show 10, Echo 4th Gen) and smart ZigBee hubs that can work with Alexa (like SmartThings and Hubitat). After the connection, it can be realized that people can control the Smart Blind via voice command or app. Offline: infrared remote control and local control button on the Smart Blind are also available. Just choose the way of control that you want to use at the moment.

[USING AA BATTERIY AND EASY TO REPLACE] Smart Blind is powered by 4 AA batteries and the batteries can last for 6 months for normal use. Battery case is at the bottom of the curtain, which make it very convenient to replace.