1,scan system:stepping motor 2,control mode voice control,anto control.master control,slave ... ROHS certificate 3,good quality and good after-sale service;FOR DETAILS,PLS CONTACT METechnical reference:1,source:high power LED ... beams3,beam angle:120°4, 5,DMX Channel:7CH6,Scan system:stepping motor7,control mode:voice control ,auto control,master control ...