Feature of some radios

• Morning warning provider
• Bedside convenience
• It often rings in the morning
• It'll wake me up like loud music around 11:50, which is totally pointless
• Rooster alternative?
• Device originally powered by water
• Timekeeper that wakes you up
• Night-table device

Wiktionary Word definitions in Wiktionary
n. (misspelling of alarm clock English)