Sleep glossary
timer function
Updated
Timers appear on sound machines, wake-up lights, heated products, and some travel accessories.
Plain-English definition
A timer function lets a product turn off or change state after a chosen period.
Timers appear on sound machines, wake-up lights, heated products, and some travel accessories.
Why it matters
A good timer can reduce night-time fiddling and make a routine easier to repeat.
Buying relevance
Use this term as a practical buying clue, then check the current manufacturer wording, setup guidance, materials, and returns policy. It should not be treated as a medical claim or a guarantee of how a product will work for you.
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