1?��Three Levels Adjustable: LED neck reading light adopts touch button, there are three levels of color temperature adjustment. 2?��4 LED Lamp Beads: Neck reading light adopts 4 high brightness LED lamp beads, which have good heat dissipation, uniform and soft light emission, and protect eyesight . 3?��360?? Universal Hose: 3 color neck lamp uses a 360?? universal hose, which can ly adjust the lighting angle to meet the lighting needs of different angles, light weight, and no weight on the neck. 4?��Long Battery Life: Book light has a built in 1000mAh lithium battery, which can be continuously charged and used, with over power protection, and the product life is up to 50000H. 5?��USB Charging: 4 LED neck lamp adopts USB charging, which is very convenient, ABS shell is rust proof and wear resistant, suitable for night running, reading, maintenance, etc.