1.Shell is made of cast aluminum under high pressure and the treatment of plastic-spraying under static electricity is done in its outer surface . 2.reflector is made of the pressed highly pure aluminum board and oxidizing treatment is done in anode in its surface . 3.stainless steel hasp . 4.lens hood is made of curve high-strength glass . 5.high-temperature resistant seal tape made of silicon rubber . IP 65 E27 70w 525*145*255(MM)