With this sega homestar theatre planetarium flux, you can relax to the serene majesty of the night sky within the comfort and warmth of your own home'! '.strtoupper('t')urn this on and let the four walls around you and the ceiling melt away as you get drawn into the relaxing nature of this home planetarium designed and constructed with care and with high quality and definition in mind, you can sit back and enjoy the night sky through the field of 60,000 stars feeling like your outside rather than some other planetarium models which may make you think of an old screensaver this flux model has been constructed with ultra clear glass and and the brightest led to date, and with the smooth focus dial you know that you can get the image as sharp as you like on high or low celings powered by usb cable included this planetarium has a silent rotation and has an in built auto off timer of 15, 30 or 60 minutes, meaning that you can set it and relax knowing that it will turn off when you're ready the planetarium is compact in size measuring around 16?cm 16?cm 15?cm