... meet diffierent demands Description:1.Material:aluminum clip frame,double-sided acrylic front sheet with silver color ... ,silk-screen LGP(5mm)2.Frame thickness:16mm/20mm/25mm/32mm3.Edge width: ... /double sides5.Light source:high bright LED light6.Open clip frame by hand,very easy to change ... conventional fluorescent lamps.Low maintenance,long lasting,the LED can last 80,000-10,000 hours. ...