yoolax motorized window blind shangri-la sheer shade work with alexa, remote control wireless battery light filtering for privacy dual layer shade customized size (85% blackout-narrow white) yoolax <b>yoolax: </b><br/>1. professional at producing customized, pattern designed, hand painted fabric roller shades, rolling space divider, window blinds, zebra blinds, shangri-la blinds, bamboo blinds, wooden blinds, vertical blinds, window curtains, door curtains.<br/>2. we provide 100% blackout, 50% - 90% shading, 25% - 40% light filtering shades and blinds, solution with manual chain, cordless, hardware motorized, wireless motorized, applied with remote control of single channel, multi channels and timing functions. product are used for various areas, such as home, office, school, business area and so on.<br/><b>warranty:</b><br/>two years quality free replacement for motors and blinds after received.<br/><b>replacement support: </b><br/>we provide below a-c replacement solutions to customers in product issue. <br/>a. if size not match, free send new replacement blind (not contain motor) with new required size. but motor switch (from old roller into new roller) need process by customer-self. <br/>b. if fabric or hardware defect, motor working, free send new replacement blind, hardware (not contain motor) as well. <br/>c. if motor defect, free send new motor for replacement.<br/><b>return policy:</b><br/>d. customized products, return apply may only accept for those items ≤14 days after received. <br/>e. this product required a special handling and transportation; any return delivery required a safety package with original packing material, proper shipping labels.<br/>f. we required customer sending us photo proofs to show the return reason, before submit return application to amazon. <br/>g. customized products, we need an evaluation on each return request. <br/>