Clip On Reading Light For Bed,3 Colors 10 Dimmable Brightness The product is shipped based on the color or size of the main image of the product page. USB Lamp: The design of USB port is very convenient and practical,you can connect it to laptop,pc,computer,power bank,adapter(not included),etc.DC 5V with 1,6m cable and has excellent durability.This versatile and comfortable reading lamp is free of flicker and glare,which helps prevent eye strain.Attention: This USB desk lamp cannot be charged Adjustable Colour and Brightness: The 48 LED USB reading lamp with switches and simple function keys,which can let you adjust the light to three color temperatures (cool white / warm white / natural light) and different light intensities (10% 100%) to meet different lighting needs.Various levels of illumination which is ideal for nighttime reading,black color. Clamp Lamp with Gooseneck: The 35cm gooseneck can be bent 360 degrees freely,so that the height and direction of the light can be flexibly adjusted to always find the ideal position.The metal neck is flexible,but at the same time maintains its position.Thanks to the clip,it is very suitable for fixing to the bedside table,computer desk,headboard,etc.The clip can be opened from 3 to 5 cm. Application: USB versatile lamp is very suitable for tattoo lamp,bedside reading lamp,bed light,study lamp,desk lamp,table lamp,lamp for nail techs,lamp for eyelash extensions,lamp for gaming.Clip on lamp can be well fixed to music stand,craft table,drawing board,work area,etc. Positioning in the Dark: A weak blue light on the switch button allows you to find the switch in the dark,this weak light produces almost no energy consumption.You can press and hold the switch button for 2 seconds,and the led desk lamp will automatically turn off after 1 minute.