Portable 5W Mini USB LED Light Lamp Bulb For Computer Laptop PC Desktop Reading
brand new and high quality
High power LED, could reach range about 50 meters
As long as there is a USB connector can be used
Can connect the computer with USB, such as mobile power supply, the output of the equipment 
Perfect for camping, hiking, hunting, fishing, mountaineering or diving at nights
Need to be powered by USB Devices such as power bank Tablet PC E-BOOK for Smart phone etc
Powered by USB
Wattage: 5W
Size: approx.6.5cmx3.5cm/2.6''x1.4''
Color: If you can buy more than one received may be the same color or different colors.
Quantity:1 Pc
Note: Due to the difference between different monitors, the picture may not reflect  the actual color of the item. Thank you!