This desk lamp is an ultra thin and removal design lamp.Arm thickness 8mm only.It's simple and multiple functional dimmable desk lamp for office and home using.The neck arm part is silicone made with 2 flexible tubes inside, which is able to be bent to any position you need. The lamp base has both QI wireless charger and USB charging port for most mobile devices. A special design of the lamp is that the arm is built in a 1000mAh battery and removable. We can put the lamp in a holder with adhesive to mount on wall as wall task lamp.  Lamp size : 350*150*150mm. Input: DC9V 2A. Material : Alluminum + Silicone + ABS .Lumens : 300lm. Color temperature :5400K. Eye protection level : AA Grade.QI charger power : 15W We do OEM for buyers. Logo, Packaging, Color customization available.