Here are a few important points to note prior to purchase: 1. What is the weight of the curtains you are looking to motorise? By design, you can motorise curtains with weight of up to a maximum of 60 kg. 2. The width and style of your curtains? You can opt to motorise curtains of differing designs (straight or pleated), with up to a maximum width of 12 meters. 3. The type of opening you wish to have? A central curtain opening, or perhaps one that opens from either side? 4. From which do you wish to install your curtain? On the left or right? 5. Is there a nearby power source available? The motors in our electric curtain system will need to be connected to your home's electrical system to operate.