Breathing Bear Usage: Three No. 7 batteries are required. After installing the batteries, the switch needs to be turned on in order to work. The gray and purple switches are located on the left side of the bear's body, while the blue switch is located on the left foot of the bearNote: In the current version, 1. volume adjustment is not supported, 2. separate breathing is not supported. Breathing, sound, and light will occur simultaneously when the switch is turned on