... cycles min, 4.rotational life:15000cycles, rotaryISO :11mm rotary encoder with switch and metal shaftmodel :EC11-1B-18T best quality and competitive ... /cm,5.Rotational life is 15000cycles,6.Switch ratings is DC12V 50mA,7.Travel of switch is 0.5± 0.4mm ... ,8.Switch working torque /force is 500± 200g,9.Switch life is 25000cycles min., 11mm rotary encoder with switch with metal shaft