1,good quality,long life 2,small size,high temperature 3,rohs compliant 4,all certificate ... Desistance Tolerance±20%(1MΩ or more30%)Rotational Noise≤47mVTerminal ResistanceR≥250KΩ 0.1%R max250KΩ>R>10KΩ 20Ωmax10 ... DC500VMechanical CharacteristicsRotational Torque4∼15 mN.m40∼150gf.cmTotal Rotational Angle300°±5°Rotary life10,000 cyclesShaft Stopper Strength8Kgf.cmSolderingT≤260ºC, ...