Topstone LED Voice Control ,Light-operated Mushroom Shape Nite Lite (White) Decorative night light for a bedroom, bathroom, hallway, or other space.size:4.8''(H)x3.6''(W) Light sensor prevents the light from turning on during daylight hours Suitable for step, wall, baby's room, Corridor, kitchen, sleeping room, bathroom, Parlor and so on,Plugs into any standard outlet; energy-efficient LED bulb; ETL listed 30S/120S: means the time of the light last is 30S or 120S(only for the Sound Control mode),3 Mode :NO: the light will keep lighting ,PHOTO: when dark ,the nite lite will light,SOUND: when there is sound ,the light will automatically light on Save money on energy bills & bulb replacement. Rated to last up to 100,000 hours.