Description: – Controlled Remotely: The curtains can be opened & closed remotely to meet your privacy needs. – Timing switch: The mobile APP the automatic switching time independently, which can arrange timing according to your work & rest, helping you better. – Suitable for:Suitable for most of curtain tracks on the market, both double & single. – Easy Installation: The humanized design is easy to install, & the installation is simple, just , ordinary curtains become in seconds. – Application: Can be used in bedroom, living room, hotel & other occasions. Specification: – Material: ABS ABS + Electronic Components Size Chart: Approx.7.5cmx11.5cmx5cm/2.95inchx4.53inchx1.97inch Package Includes: 1 Host 1 USB Cable 1 Remote Control Note: Please allow slightly errors due to manual measurement & different monitors.