This is the FeatherWing OLED: it adds a 128x32 monochrome OLED plus 3...
This synchronous switching step-down (or buck) regulator takes an input...
This is the tiniest little LED grid, with 64 full RGB color pixels in a...
Laser dust sensor is a digital universal particle concentration...
Camera for computer Banana Pi M2+, with sensor CMOS 5 Megapixels...
High-power brushed DC motor with a 120:1 reduction gearbox, intended for operation at 4.5 V, 9.7mm-long gearbox, 3 mm-diameter D-shaped output shaft that is perpendicular to the motor shaft, and a built-in safety clutch. Pololu 1511
High-power brushed DC motor, 120:1 reduction gearbox, intended for operation at 4.5 V, 9.7mm-long gearbox, 3 mm-diameter D-shaped output shaft that is offset from but parallel to the motor shaft, built-in safety clutch. Pololu 1512
These 20 mm long aluminum adapters convert a 6 mm diameter shaft to a 12 mm hex shaft that is compatible with many common hobby RC wheels. Pololu 2686
Tiny, cylindrical gearmotor consists of a coreless brushed DC motor and a 136:1 plastic planetary gearbox. 500 RPM and 45 mA free-run, 8 oz-in (0.6 kg-cm) and 400 mA stall. Pololu 2358
Pololu - 2356
Low-power, 12 V brushed DC motor combined with a 171.79:1 metal spur gearbox with integrated 48 CPR quadrature encoder on the motor shaft, which provides 8245.92 counts per revolution of the gearbox’s output shaft. Pololu 3268
High-power, 12 V brushed DC motor combined with a 20.4:1 metal spur gearbox, and it has an integrated 48 CPR quadrature encoder on the motor shaft, which provides 979.62 counts per revolution of the gearbox’s output shaft. Pololu 3215
This gearmotor consists of a low-power, 12 V brushed DC motor combined with a 377.93:1 metal spur gearbox. The gearmotor is cylindrical, with a diameter just under 25 mm, and the D-shaped output shaft is 4 mm in diameter and extends 12.5 mm from the face plate of the gearbox. Pololu 3258
3pi Robot + USB Programmer Combo. Pololu 1306
Miniature medium-power, 6 V brushed DC motor with a 51.45:1 metal gearbox. It has a cross section of 10 × 12 mm, and the D-shaped gearbox output shaft is 9 mm long and 3 mm in diameter. Pololu 2365
This version has a 56:1 metal gearbox with a 0.276"-long, 4 mm-diameter D-shaped output shaft. Key specs at 6 V: 250 RPM and 250 mA free-run, 45 oz-in (3.3 kg-cm) and 3.3 A stall. Pololu 1450