FABRIC MATERIALS: It's durable Double sided texture fabric, thicker and it has three layers. Provide blackout shading, heat insulation easy to clean, you can wrap the dust either use a dry or wet cloth. Insulation and noise reduction. Suitable for living room, bedroom, study room, restaurant and business area. Cordless design friendly to your home environment, children and pets.

SMART MOTOR: P412 Remote Battery motor (15 channel remote, Battery type:CR2450) needs a smart bridge (BOND) to connect to all versions of Alexa and Google Home. Z425 smart battery motor (16 channel remote, Battery type:CR2032) can directly work with 5 Versions' Alexa. (Echo Plus 2nd Gen, Echo Show 2nd Gen, Echo Studio, Echo Show 10, Echo 4th Gen).

MADE-TO-ORDER: Motorized Blackout Window Shades is customized, please find the "Customize Now" button on the top right. Then, follow its guidance to customize your blinds. We'll email to each customer for customize information double check in 24 hours. Please attention to our message arrive next day after your order! Any special inquiry you can contact us via Amazon message.

SHIPPING & DELIVERY: Usually dispatched in 3-5 working days after size confirmed.Customer self install, all the mounting kits, instructions are included in package. Remote basic program is factory set before ship.

SERVICE: Yoolax offers end product a 2 year on motors and controls. Any damage or fails of motors or controls happens in first 2 year, we provide repair or replacement free of charge. Warranty Year Extend Service is also available on Customize Page, please go to check it. Receiving damage of fabric or components, please take photo, claim send to us within 30 days, we'll work with you for free replacement in this valid time.