एलईडी स्क्रॉलिंग + घड़ी (BLUETOOTH संस्करण)
This app with BLUETOOTH can connect to Led Scrolling + Clock (BLUETOOTH Version) for setting or input messages.
can input more than 1000 character to Led Scrolling Text and Automatic Sync Time from Android Phone
very simple app and it's free, Hope You can enjoy. Thank's You