This feather toy has been updated, the sound is very small and it won't disturb you, and it is low noise so you can leave your cat alone at once.There are 3 modes to operate in different indicator colors, : purple indicator: the basic speed which makes it easier for you to replace the duster.: yellow indicator: average speed.: blue indicator: intelligent mode.The cat teaser wand will recognize day and night.It runs in intervals during the day and goes into hibernation after a random run time, then automatically goes to sleep at night.This cat toy turns off after 8 minutes of operation to save battery power, and starts automatically every 4 hours.The cat can play by itself if you are away from home, and your cat will not be bored all day long.This interactive cat toy can automatically go to sleep at night thanks to intelligent day and night detection, which does not disturb the nighttime tranquility.The feather comes out randomly between the 6 holes to encourage the cat to catch it.This automatic cat game stimulates your feline's hunting instinct, and both stimulates its physical activity and soothes it during moments of stress.