The Webcam Clip Ring Light guarantees perfect lighting for all of your photos! Clip on your phone and/or laptop computer for enhanced lighting during video conference calls. Use the on/off button at the bottom to adjust the brightness of the light to three different levels. The Webcam Clip Ring Light is compact and portable - Stick it in your purse or pocket and take it with you anywhere! Requires 2 AAA batteries.  3.3" L x 3.3" W x 1.1" H