(1) electric appliance box: aluminium alloy; rear installation; good heat dissipation; easy maintenance(2) thickness 5mm high-strength glass; high-temperatured over 200 degree centigrade; high light transmittance; impact resistance(3) imported high pure aluminum reflector; oxidized surface; rational light distribution; even illumination; high reflectivity(4) adjustable lamp holder, fitting for various light source(5) adjustable irradation angle(6) new-style silicon-rubber packing ring; high-temperatured over 250 degree centigrade; protection class: IP 65(7) surface: electrostatic spray treatment; high-temperature endurance; weather resistance; pleasing appearance and long life-span(8) high-temperatured and high-pressured silicon-rubber wires