battery disconnect switch : 1.Passed ISO9001,ISO14001,ISO/TS16949 2.Rotational ... cycles 3. Brand: ALPS Rotary encoder Potentiometer and switch use for Sound Instruments, car amplifier, DVD player and GPS navigation We ... rotary encoder, potentiometer and switch.rotary encoder,potentiometer and switch for musical instruments, audios,medical equipment, Walkie talkie,DVD,GPS navigation ...