The Best Personal Design Mini USB Smart Night Light Cylinder Light - Green Light-Dry Battery Type is the perfect addition to any home. This modern looking lamp provides a soft, romantic light that adds a touch of elegant atmosphere to any room. The lamp is powered by the USB port of your computer or laptop. The base of the lamp design as a cylinder container, which can store a dry battery, and then you can use it as a light source, which is not limited by the power connection. The integrated power LED light source offers efficient lighting with excellent energy-saving performance. The cylinder lampshade has a plastic with a frosted texture which diffuses the light in a soft and delicate way. The light can be adjusted to meet your needs, and provides a color temperature of around 3200K to 4000K which is suitable for night lighting and reading. In addition to a long durability of over 30,000 hours of lighting, it also has a good heat dissipation capacity, which guarantees that your products perform better. The Best Personal Design Mini USB Smart Night Light Cylinder light - Green Light-Dry Battery Type provides a warm and cozy atmosphere, and makes you feel at ease. It could be placed in your bedroom, livingroom, porch, office, and even your car. Finally, this lamp comes in a variety of colors, so you are sure to find one that fits your style perfectly.