Smart Roller Shade MotorRF Remote Control for 37mm 38mm Tube Motorized Electric Shutter Engine Broadlink
Do you have a manual roller blink at home?
if yes, you can buy this, and turn manual to electric motor roller with remote, it controls the open and close the blinks.
If not, you can just buy the manual roller blink from local, or order it from us, then you can buy this electric motor and install it.