Introducing the Online Personal Design Mini USB Smart Night Light Cylinder Lamp - Ice Blue Light-Dry Battery Type. This multifunctional light source is perfect for decorating small spaces or creating a warm and inviting atmosphere. It boasts a 4-piece cylindrical design, which emits a soft and calming blue light. It is powered by batteries that are rechargeable and will last up to 10 hours when combined with an optional USB port. The cylindrical design also allows you to choose between two types of lights, depending on your needs. The first is a bright illumination with an adjustable focus. This type of light creates a brighter, tonal quality. The second type of light emits a milder and more comfortable light for those moments when you want to relax. The LED lights are also economical and efficient, saving you money on your electricity bills. You can control the brightness and hue of the light with a simple rotary switch, making it easy to customize the lighting to any specific occasion or mood. The light is also low-energy, making it a great choice for those who want to save electricity in their homes. This light is easy to install and maintain, and its attractive and fashionable design will add a touch of style to any room. With its convenience, affordability, and modern aesthetic, the Online Personal Design Mini USB Smart Night Light Cylinder Lamp - Ice Blue Light-Dry Battery Type is a great addition to any home.