Springs come out randomly: press the switch for three seconds to start, the colored spring comes out randomly from one of the 6-holes. LED design: With the LED light and the sound of the bell, several cats can play at the same time to better attract your cat’s attention and avoid boredom. Br> Timing Design: The toy stops automatically after 30 minutes of work and you need to restart it to keep the animal cool from the toy. Br> High quality material: Made of ABS, pure natural chicken feathers, soft and non-toxic. It won’t scratch your kitten. < Br> Super Battery Life: The toy must use 2 AAA batteries. Toys have a long battery life of 15 hours. So remember to turn it off when it’s not in use. Please note: 1. Insert 2-AA batteries into the battery compartment. After inserting the battery, make sure that the battery is in the correct positive and negative direction. Br> 2. The products are suitable for use in dry environments and cannot be washed with water. br>