Is a new crystal magic ball, and its new lighting effects as show in pictures. 2.Its light spot on the wall, the effect likes glass ball, very bright and powerful. 3.Strobe effects, red, green and blue three colors change. 4.High quality warranty, safe and reliable. 5.Small and exquisite appearance, it is easy and simple to handle. 6.Long working life, excellent stability. specification: 1.Material: plastic 2.Laser color: red, green and blue rgb 3.Control mode: auto, voice-activated 4. Input voltage: ac100-240v 5.Frequency: 50 ~ 60hz 6.Light source: 6pcs ultra bright leds 7.Certification: ce 8.Item size: 16.2*17*17cm 9. Plug type: us/plug 10. Sd slot + usb mp3 plug and play! how to use this effect light? 1. Download all the music you like into the sd card or usb flash drive.