acmeart motorized window shades,smart blinds for window with remote control,roller shades compatible with alexa, blackout window blinds with valance acmeart acmeart window shades for home is made in china,we have many fabrics to choose from. the fabric material is polyester, and they have different shading rates, 95% shading/65% shading or 45% shading.it's a motorized blinds with remote(no chain/rop beside) .the weight of this roller shades & roller blinds is about 5kg(depends on the size of the window shade or window shades you ordered and the type of motor). about us: we are a professional company with more than ten years of experience in the production of roller blinds, zebra blinds, shangri-la blinds, honeycomb blinds and skylight blinds. in particular, we are particularly good at the production and installation of outdoor wind-proof roller blinds. reminders: 1. the more accurate the size you provide, the more perfect the roller blinds we produce. 2. affected by the light and the resolution of the monitor, the color of this page may be slightly different from the actual color, please leave a message to request a sample map. 3. both motors need 2.4ghz network. the charging motor (b) needs to be connected to alexa and google home via broadlink rm pro+ or bond hub(not included). 4. the rechargeable motor has a built-in lithium battery, please use it indoors. after being fully charged, the charging motor can maintain at least 600 cycles, and it takes about 4 hours to fully charge. 5. the length of the connecting wire of the electric motor (a) is 3.5 inches, if it is not long enough, you need to buy an extension wire by yourself. 6. by default, since the high-fiber fabric is hidden in the reel, the stroke will be set according to the height of the roller blind. if you still need a specific height, please leave us a message. 7. the package contains: assembled blinds (including motor, pipe, fabric and lower rod) x1 / remote control x1 / bracket x2/a bag of screws and other optional accessories.