Because of the rotatable tube design, this light can adjust the angle to provide a comfortable reading environment without hurting your eyes, and it is no-flicker, non-glare and UV radiation resistant.What this light can offer you is that can be easily fixed to the table, because it has a clip design, and it has a USB interface design which makes it easy for you to charge and use.Made of plastic and metal, it is durable and lightweight.The tube length is 30cm, the length of the power cord is 180cm and it includes the tube.It is suitable for bedroom, living room, study and so on.Item Name: Night LightMaterial: Plastic,MetalPowered: USB Charging(Battery Not Included)Rotation Angle: Arbitrary RotationOptical Flux: 110lmColor Temperature: 3000k to 7000kIlluminance: 140lux(25cm to 30cm)Features: Non-flicker, No Glare, BendableSize Details: Tube Length: 30cm/11.81" (Approx.)Power Cord(Tube Included) Length: 180cm/70.87" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Night Light