Instruction: 1,Open the battery box in the shoe,pick out insulating film,then put the battery,pls pay attention to positive and negative level. The battery can be replaced.2,Switch control the light.Comfortable and convenient, Brightfeet Lighted Slippers make the perfect gift for any occasion!Now you can easily move hands-free around a darkened house reducing the risk of tripping over objects or running into doors, furniture or anything not easily seen in the dark. These slippers produce a bright light from each slipper! They are ideal for night time trips to the bathroom, kitchen, kid's room or anywhere in your house!