The hand drive is easier for people to operate. cheaper than motor. beautiful apperance. It is reserved by our patend certificat

It is the patend product of us,  patent No. is ZL2009 2 0235358.7,normally used for the roller shutter which square meter is between 2.5~5 suare meters.  It is cheaper with high quatity.  

 Pease look at the following other two curtain accessories----drives.