Adjustable USB LED Reading Light Clip‎-on Clamp Bed Table Desk LampFeature‎:‎ 100% and high quality‎.‎Quantity‎:‎ 1 Connecting the plug of the USB line to the DC 5V power interface‎(‎such as the computer‎,‎power bank‎,‎USB adapter‎,‎etc‎.‎‎)‎Pressing the switch can adjust the lamp on or off Material‎:‎PlasticNotes‎:‎When the lamp is working‎,‎do not block the vents on the lamp capIf don‎'‎t use the lamp for long time‎,‎Please interrupt power supply Package Content‎:‎ 1 xAdjustable USB LED Reading Light Clip‎-on Clamp Bed Table Desk Lamp