They're issuing this appeal on Fire Safety Week.
Westmeath Fire and Rescue Services says there has been an increase in the number of fires starting in bedrooms.
Senior Assistant Chief Officer Pat Hunt says they've been caused by phone and laptops left charging at night.
Today marks the start of Fire Safety Week and, as the theme is ‘Smoke Alarm Save Lives’, he's urging people to check their devices on a regular basis:
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