Descriptions:  25GA370 DC 24V micro gear reduction motor with encoder speed dial reducer.     Specifications:  Material: Metal.  Voltage: DC 24V.  Power: 3W.  Speed Regulation: Yes.  Rotate In Both Two Sides: Yes.  Size(approach):  Output Shaft Dia.: 4mm.  Line Length: 142mm.  Axis Length: 12mm.  Axle Shaft Length: 9.8mm.  Applications: For intelligent self-balancing double-balanced two-wheeled vehicles, smart home appliances,  robots, camera rocker electric paper-cutting paper machines, etc.     Wiring:  Red: Motor power + positive (change can control motor forward and reverse).  Black: Code power - negative (positive and negative can not be connected incorrectly 3.3-5V).  Yellow: Signal feedback (11 signals from the motor).  Green: Signal feedback (11 signals from the motor).  Blue: Encoder power + positive (positive and negative can not be connected incorrectly 3.3-5V).  White: Motor power - negative (change can control motor forward and reverse).     Features:  - All the gear of metal mechanism:  Wear resistance, strong resistance to torsion, smooth transmission, compact structure.  - D-shaped double axis:  D-shaped double shaft, excellent thermal conductivity.  - Hall D-type encoder, 3-layer high-density molecular coating effectively isolates dust and has 10 times the life expectancy of ordinary layers.  - Frequent blocking or frequent start-up and upset are not recommended in the process of use, which will significantly reduce the service life.     Package Included:  1 Pcs x 24V Micro Reduction Gear Motor