This is a Servo Motor from Tower Pro. It weighs just 55g and provides a torque of 13kg.

The BM2450kV XXD Brushless Motor for Quadcopter RC 2450kV Airplane with Maximum Efficiency Current from 4A to 10A and Capacity of 12A.

The 2 Mini Engine Kit (CW+CCW) with Propellers and 4 Axles.

A 3CH ESC MCPM Multifunction Digital Analog Servo Tester that uses Aluminum Alloy Housing. You can Test Analog and Digital Servos. You can Control the ESC (Continuous Motor Speed ​​Test) and you can Test Three Servos Simultaneously if they are Synchronized.

Fan 12V 120x120x25MM

Stepper Motor: Bipolar, 200 Steps/Rev, 20×30mm, 3.9V, 0.6 A/Phase

Motor DC 6V DC 250MA 14500RPM 2,5 ~ 6V DC

Micro Metal Gearmotor 0.9A - 100:1

H-bridge Stepper Motor Dual DC Motor Driver L9110S

Pololu Carrier for MQ

Micro Metal Gearmotor 0.9A - 50:1

Wio Link - IoT Controller

This compact bracket enables convenient mounting of popular, Sanyo-style micro metal gearmotors. The black plastic bracket encloses the otherwise exposed gears, and the mounting tabs capture the nuts for easy installation. The brackets are sold in pairs, and each bracket comes with two #2 screws and two nuts.

The motor shield is based on the L298 , it is a double complete bridge driver designed to drive inductive loads, such as relays, solenoids, DC and stepper motors. 

O SparkFun Pi Servo HAT permite que o Raspberry Pi controle até 16 servos motores de maneira directa e descomplicada por meio de uma conexão I2C.

This is a DC motor with and metal gear with encoder . It is a 6V engine with a 20: 1 metal gearbox and an integrated quadrature encoder that offers a resolution of 11 counts per revolution.

This module is based on the popular L298N H Bridge DC Motor Driver . The circuit will allow you to easily and independently control two motors up to 2A each in both directions.

Full size 2 wheels package with rubber base - 125 mm in diameter and 60 mm wide .

Make a project with an aerial propeller, a cooling system or a rotating machine with this small fan module. The module includes a propeller, 15,000rpm engine and cable.

The GeekServo Motor 9g 270 Degrees Compatible with Lego is composed of a DC Motor and Feedback Control Loop and generally PWM Controlled. There are basically 2 Types on the Market: The Limited Rotation Servo (Angle Control Focus) and Continuous Rotation Servo (Speed Control Focus).

The GeekServo Motor 9g Compatible with Lego contains protection against any excessive force with the "Jumping Over Teeth" protection. Can be Programmed by MakecodeN, JavaScript, microPythonN and C ++. The Engine is Compatible with Lego Accessories for many projects to be created!

The GeekServo Motor 9g 360 Degrees Compatible with Lego is composed of a DC Motor and Feedback Control Loop and generally PWM Controlled. There are basically 2 Types on the Market: The Limited Rotation Servo (Angle Control Focus) and Continuous Rotation Servo (Speed Control Focus).