A reflective sensor that precisely measures the intensity of light reflected from a surface using an IR LED and a phototransistor. It offers a long detection range—optimally around 20 mm, and up to 80 mm—thanks to the QTRXL sensor with a built-in lens and adjustable LED brightness. It generates a digital RC signal that\'s easily read by microcontrollers like Arduino or Raspberry Pi. Pololu 4540

Rotary angle sensor module based on the AS5600, enabling contactless magnetic position measurement over a 0–360° range, featuring an I2C interface and STEMMA QT / Qwiic connectors for solderless connection. Adafruit 6357

7-port USB hub enables simultaneous connection of multiple peripheral devices while ensuring high compatibility and surge protection. Suitable for both home and office environments.

WiFi relay 63 A with energy monitoring and TUYA support enables advanced management of the electrical installation. Designed for home automation and energy consumption monitoring in single-phase circuits.

7‑PIN trailer socket made of plastic, designed for 12/24 V installations. Offers durability and resistance to external conditions, ideal for vehicles with a tow bar.

C-Mount lens and C-CS adapter. 2.8-12 mm focal length variable, FoV 125° (H), 43° (H), manual focus and adjustable aperture. Designed to work with the Raspberry Pi HQ camera. ArduCAM LN049

A 2-pack of adapter boards with 2-pin JST SH side-entry connectors for Pololu single-shaft micro metal gearmotors. Enables easy power wiring in space-constrained electronic or robotic projects. Pololu 5098

Wide angle lens with CS-Mount. Focal length 6 mm, FoV 65°, manual focus and adjustable aperture. Designed to work with the Raspberry Pi HQ camera. ArduCAM LN037

CS-Mount lens. 8 mm focal length, 50° FoV, manual focus and adjustable aperture. Designed to work with the Raspberry Pi HQ camera. ArduCAM LN039

Compact 2.13" e-paper display featuring four colors (white, black, red, yellow), designed for low-power microcontroller-based projects. The built-in SRAM memory simplifies graphics handling even on platforms with limited RAM, while high contrast ensures excellent readability in daylight conditions. Adafruit 6366

A compact converter designed to drive LEDs in series and parallel circuits. The device generates voltages up to 40V and currents up to 400mA from a 3-5V supply, with the output current adjustable via mini DIP switches. The board features a built-in 1.2A switch, overvoltage protection, and PWM LED dimming. Adafruit 6354

A module for the detection of gases and vapors of alcohols, including ethanol.

A small tripod with 1/4" mounting screw designed for Raspberry Pi HQ Camera. Pocket-sized and very lightweight, withstands loads up to 1kg. ArduCAM UB0216

A switching converter that regulates 9V from an input range of 2.6V to 20V. It offers high efficiency of 70-95% and the ability to operate with a continuous input current of up to 900mA and a peak current limit of 2.2A. With a switching frequency of 1.6MHz and a power-saving mode, it is suitable for both high-performance and low-power applications. Pololu 5584

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5457

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5456

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±30 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and its low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5453

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and its low current path resistance (~1.6 mΩ) minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5452

Pololu 5652 is an adapter that allows connection of 3-wire JST PH and SH connectors to circuits with 2.54 mm pin headers. Applications include sensors, communication modules, and servo systems. The adapter is a convenient tool for quick integration of wires with prototyping boards.