... can choose the 25mm or 50mm aluminum, bamboo, wood blind one motor can realized the blind turn up or down Characteristic:1: ... .3: can choose the 25mm or 50mm aluminum, bamboo, wood blind.4: the curtain max width is 4 meter, ... 5.5 meter.5: one motor can realized the blind turn up or down.Control methods:1: ASK, INF ... 5.5 meter.5: one motor can realized the blind turn and up or down.Control methods:1: ASK, ...