The LWA539-WT 3 Watt Bedside LED Reading Light with USB Port is a surface mounted bedroom reading light that features a slim cylindrical pen-style shape. It outputs 120 lumens of 3000k warm white light at a 30-degree beam angle. This will shine ample light across the book pages without disturbing anyone beside you. It features a USB charging port that remains on even when the light is switched off.This LED reading light is fabricated to last out of high quality aluminium and comes in a white finish. The integrate LED light is intended to last a minimum of 20,000 hours.The backplate measures 180 millimeters by 60 millimeters with a 35-millimeter projection from the wall, while the arm measures 110 millimeters by 29 millimeters. On this backplate is an easy to use rocker style on/off switch.