MATERIAL: Third Reality Cellular Smart Blinds using honeycomb fabric coated with aluminum foil, it can blackout up to 100% and has better performance in security and privacy, noise reduction, waterproof, warm-keeping and energy-saving. Suitable for multiple applications like bedroom, living room, office, hotel, and etc..EASY INSTALLATION: DIY friendly, hassle-free installation. We have attached a user guide and size guide, please read it to help you to choose the right size and install it. If there is any installation question, we are all here for you..ZIGBEE 3.0 STANDARD: Directly connect with Echo Plus 1st&2nd Gen, Echo Studio, Echo Show 10 2nd &3rd Gen, Echo 4th Gen, no third-party hub required. Smart Blinds also work with most popular ZigBee hubs, like SmartThings 2015/2018, Eero 6 & 6 Pro, Home Assistant (ZHA/ZigBee2MQTT), Hubitat Elevation and THIRDREALITY Smart Hub..SMART MOTOR: After connected with compatible hubs, you can remote control the motorized blinds wherever you are, or create routines, timers, schedules, groups as you like. With using Alexa, it is very convenient to control them with voice commands. We also provide offline control: IR remote (included in the box) and local button rail of the Smart Blind..DC power supply and low power consumption: Powered by 4 AA batteries on the bottom rail, hassle-free battery replacement. 6 months battery life under typical usage conditions(opening / closing blinds once every day).