I bought these last year for my two girls, and then bought one for my 3 year old niece for Christmas this year. Works well and makes a great gift!
Pros
Star projectors come with a remote. You can set the timer 5-999 minute, or set it with 1 hr, 3 hr, and 5 hr by remote control. Also,you can adjust for three levels of brightness (25%, 50%, 100%), to meet your different brightness needs. Gentle eye care night light for girls/boys.
Cons
Some children may not be interested in the starry night sky and therefore may not find the product engaging