ALLSOCKET: Professional manufacturer in making all kinds of IC package(BGA QFN QFP,TSOP,SSOP) testing sockets and adapters,as well as customizing CPU GPU LPDDR DDR Tester socket. Structure: Open-top version,Socket Body--PEI,PCB--FR4,Contacts--Beryllium Copper Alloy. Contact Plating: Gold over nickel.Operation Temperature:-55 to +150 Celsius degree. Package contained:1pcs x QFP Open-top Socket.