akezone Generic Romantic Diamond Ring Shaped USB Powered LED Desk Lamp Night Light Lamp (White & Red) Material: hard plastic. USB cable length: about 140cm. This creative ring lamp can be connected to your computer, laptop or the included USB power adapter. After connecting with power source and turn the switch ON, the wordage "I love U" will appear on the top of the lamp. Functioning as a decoration during the day, the LED light also can give off a soft glow at night and light up loving commitments to your lovers.