Pros:

• Perfect for people who are experiencing sleeping difficulties like insomnia. This will helo them have a better sleep than usual
• You will be notified with the several environmental factors empeding your sleep activity. This will help you be cautious about those distractions next time and avoid as much of those to experience a better sleep

Cons:

• Some people might be so dependent to it that they might not be able to have a sound sleep without it.