rotary encoder with switch 1.EC11-1B-18T 2.ISO9001,ROHS 3. ... :25000 cycles min, 4.rotational life:15000cycles, rotaryISO :11mm rotary encoder with switch and metal shaftmodel :EC11-1B-18T best quality ... 20 pulses/360° 2.Rotational angle is 360° Endless,3.Rated voltage/rated current is DC5V 0.5mA,4 ... ± 200g,9.Switch life is 25000cycles min., 11mm rotary encoder with switch with metal shaft