To turn off the alarm clock, you can usually press a specific button, but the precise instructions are not available in the data supplied. I recommend that you consult the user manual for exact instructions on how to deactivate the alarm clock. If you need any further help, don't hesitate to contact customer service.
To set an alarm, you can follow these steps:\n\n1. Activate the alarm: Press the corresponding button to activate the alarm mode.\n2. Set the hour and minute: Use the buttons to set the hour and minute. Short press changes the value gradually, while long press changes the value quickly.\n3. Activate the alarm: Confirm the settings to activate the alarm.\n\nSince I don't have any specific information about the product «Billy ()» from Mobility on Board, I recommend consulting the user manual for exact instructions.
It's about 15x15cm and 5cm thick, which is pretty close.
But we'll be disposing of it soon. Very old settings, almost needs a manual. Doesn't adjust itself. Not even operable for a child. Just a tip ;-)