Clamshell structure socket Adopting engineering material for socket structure, Strength is high , is long Adopting import BeCu material for socket contact Spring ,thickening gold-plating ,impedance is small elasticity is good For 1.27mm pitch package socket Body: PEI Contacts:Beryllium Copper Alloy Contact Plating:Gold over Nickel Operation Force:2.0KG min, the more PINs the greater force Contact Resistance:50mΩ max Dielectric:700V AC for 1 minute Insulation Resistance:1,000MΩ500V DC Max Current Capacity : 1A Temperature Rating:-55Celsius~+175 Celsius Life Span 15,000 Times (Mechanical) Colour:As shown Material:PC+Metal+Plastic Package Contents: 1 x QFN8 Programming Socket Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.