When air quality is poor Birdie® will drop down until you open your windows and bring it back to life. Simple as that. Birdie® will let you know when to ventilate your home without the use of annoying light, sound or phone notifications. Did you know that 90% of your life is spent indoors? — Very often in poor air quality, which increases the risk of asthma, headache, allergies and sleep disorders. (Just in the EU, 80 million homes are estimated to have a poor indoor climate.)So what to do about it? Experts suggest that one of the best solutions is to simply open the windows. Health Authorities worldwide even recommend you to do it 2-3 times a day. Birdie® is a friendly reminder to a keep healthy indoor climate.