【Easy to Make Ordinary Curtain Smart】Make your original curtains smart in seconds without making any changes to your current curtain or using any tools, the powerful speed of the motor can easily pull the 8kg curtain at a constant speed. 【One device meets different use scenes】Suitable for various family curtains, one device can work for both single-side opening and double-side opening curtains! Save your time thinking about how to make your curtains smart! 【Manual Start or Pause】We collected the data of the curtain movement process, calculated the voltage curve when the curtain is running. Gently pull the curtain to open automatically and stop at any time. 【Multiple Control Options】You can use eWeLink App to control your curtains, schedule a time, set the smart scenes in the APP to interact your curtains with other smart devices, or use remote control（one remote to control multiple curtain motors or multiple remotes to control one curtain motor),voice control is also supported. 【Long Battery Life and Easy to Charge】Using 4000mA lithium battery, after fully charged, it can be switched on and off twice a day for up to 3 months of use.It can also be charged all the time to keep the battery fully charged at all times.