Bright LED scrolling message sign, single-sided, dimensions 200 x 40cm LED color: Red Housing color: black Easy data transfer via WIFI. The display programming is done through a free app. To download it to your mobile, you need to scan the QR code on the back of the sign to open the URL on your phone. Choose Android or iOS and download the app. Then you need to connect via WiFi. Once connected, return to the app and you can now customize your sign. Detailed connection instructions are included in English. 230V power cable. Can be mounted either suspended from the ceiling or wall-mounted. High resistance to humidity and small amounts of water. *Installation in an open area where it will be exposed to rain is not recommended.