This is a very small 5 Volt two-phase bipolar stepper motor (~ 3 gram as shown, worm gear travel is ~ 18 mm). DC coil resisistance is 30 Ohm, step angle is 1.8 degrees. This was probably part of a camera.
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STEP-05 | 5V 4-phase stepper motor with ULN2003 driver PCB | |
MOT-31 | very small 2-coil stepper |