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Does it work if I drink through a straw?
Can I change the battery myself?
I’m always on the move, carrying my bottle with me. Is Ulla for me?
Is Ulla just a flashing light?
How often will it remind me to hydrate?
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Will Ulla work at night?
Will it fit on my Yeti bottle?
Does it make any sounds?
How should Ulla be attached on the bottle?
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