2 mm IC SocketsThese Swiss Preci-dip IC 'Hard metric' PCB Socket Connector headers are solder tail Through Hole or SMD perpendicular Gull-Wing mount.Sockets have Tin plated Brass sleeves with Flash Gold plated Beryllium Copper (4 finger) contact clipsThe Through Hole headers have a Pin length of 3.2 mmSuitable for Mating Pin Ø 0.4 - 0.66 mm or 0.5 mm squareStandardsUL 94V-0