Components

Ubiquitous 5V DC 4-phase unipolar geared stepper motor paired with a ULN2003 Darlington transistor array driver breakout board for microcontroller-driven precision positioning.

TowerPro upgraded high-torque metal-gear standard servo motor providing up to 11 kg·cm stall torque and 180° rotation for heavy-duty robotics, RC models, and mechanical actuators.

TowerPro lightweight 9-gram analog micro servo motor providing ~180° rotation controlled via 50 Hz PWM position signals.