1. Our products are complied with CE,ROHS 2. Durability :1000mating cycles/min 3. Gold plating thivkness:1U,3U,6U,15U,30U,50U,60U. 4. Gross rubber:1.V0:Fire-resistant material 2.V2:PC Material 3.Top class material 4.Class A material 5.Class B material 5. Diameter of inside wire chase hole:1.0mm .1.1mm. Poly bags.