1.Stainless steel ,brass,copper and aluminum body 2.Tempered glass diffuser 3. ... ,ROSH 1.Stainless steel ,brass,copper,die-casting aluminum and aluminum body2.Tempered glass diffuser3.Protection class is IP654.Suitable light source: 12V ... remark: The thickness of the light body is 8mm. Die-casting aluminum body is powder coated silver,black,white etc. MR11 stainless steel spike light