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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?
• How does a day with Ulla look like?
• 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?