This L298N module allows independent control of two DC motors or one stepper motor, ideal for robotics and DIY projects. It supports power supplies from 7V to 35V and has a built-in 5V regulator that can power additional circuits. Control is performed via the ENA, ENB, and IN1–IN4 pins, allowing for adjustable rotational direction and speed. The module is equipped with protection diodes and filter capacitors for stable and reliable operation.

A miniature lidar proximity sensor that detects objects in the range of 1 mm to 300 cm by generating a PWM signal proportional to distance. It operates in the 3-5.5 V range, draws 30 mA, features an ENABLE pin for sleep mode, a 3-pin JST SH connector, and an indicator LED. Its resistance to color, transparency, and lighting makes it ideal for robotics, automation, and contactless interfaces. Pololu 5493

A miniature lidar distance sensor that detects objects up to 200 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (30 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5491

The ADA4620-1ARZ is a precision JFET-input operational amplifier offering ultra-low input bias current, low input offset voltage, wide bandwidth, and high slew rate. With support for supply voltages up to ±18 V and rail-to-rail output, the device is suitable for measurement systems, transimpedance amplifiers, test equipment, and data acquisition systems. The ADA4620-1ARZ is designed for applications requiring high precision, low noise, and stable performance across a wide temperature range.

RTC DS1307 module with clock dedicated to matrix displays with HUB75 interface. Designed for minicomputers Raspberry Pi. Adafruit 2345

Digital night vision allows you to observe and record in complete darkness, with a maximum video resolution of 4K and photos up to 36MP. The device offers a range of up to 300 meters in night mode, 6x digital zoom, and a 3-inch IPS screen with adjustable brightness. Thanks to its robust construction, IPX6 water resistance rating, and 32GB of built-in memory, it is ideal for outdoor activities – from hunting to wildlife observation and conservation work. Fnirsi NVS-40

Compact 5V and 12V LED strip controller, supporting popular addressable models such as WS2812, WS2813 and WS2815. Compatibility with Seeed Studio XIAO boards and support for WLED and ESPHome applications allows easy integration with smart lighting and smart home systems. Thanks to the Grove interface and built-in security, the module is ideal for DIY projects, home automation and interactive lighting installations. Seeed Studio 105100021

Module with a gesture sensor PAJ7620U2, which allows to recognize up to 13 gestures. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020083

An interactive addition to the BBC micro:bit that lets you create music using 15 touchpads that function like piano keys. The module has a built-in amplifier and speaker, so it doesn\'t require additional audio equipment. Powered via micro USB, it automatically supplies power to the micro:bit, simplifying operation. The keys can perform musical or control functions, making the :KLEF Piano ideal for educational, creative, and hobby projects. Kitronik 5631

The Hall sensor module allows magnetic field detection, can be used to measure angle of rotation, displacement, mechanical vibrations, etc. The module has a connector in accordance with the Grove standard. Seeed studio 101020046

DC-DC Converter Control Circuits, DIP8, Motorola, RoHS

Module with a magnetic sensor based on the CT10 reed switch. CT10 is a unipolar reed switch, normally open. The sensor reacts to the action of an electromagnet, permanent magnet or a combination thereof. The module has a connector in accordance with the Grove standard. Seeedstudio 101020038

Module with a light sensor based on the APDS-9002 system. With the aid of this system, it is possible to measure the intensity of illumination in lux. The module has a connector in accordance with the Grove standard. Seeed studio 101020076

Single operational amplifier, DIP8

Module with ultraviolet (UV) sensor based on the GUVA-S12D system. It allows measurement of radiation with a wavelength in the range from 240 to 370 nm. The module has a connector in accordance with the Grove standard. Seeed Studio 101020043

The compact MIDI synthesizer based on the XIAO ESP32-C3 and SAM2695 chip is a portable sound studio that lets you create music anywhere. With a built-in speaker, hundreds of instrument presets and support for up to 64-voice polyphony, it offers rich sounds and three modes: test, metronome and multitrack. With its open source, ease of use and pocket-sized format, it is the perfect tool for musicians, hobbyists and DIY creators. Seeed Studio 107990333

Compact and energy-efficient Meshtastic node designed for mobile field applications, integrating a LoRa module (862-930 MHz), L76K GPS and nRF52840 microcontroller. The device offers ready-to-go operation without programming, power supply from USB-C, solar panel or battery (built-in 2000mAh battery), and a 1.3" OLED display for real-time monitoring. With Bluetooth 5.0 connectivity, Grove interface and support for multiple navigation systems, it is a reliable tool for building decentralized mesh networks, monitoring location and expanding IoT projects. Seeed Studio 114993649

Solar-powered communication node integrating LoRa modules and XIAO nRF52840 Plus microcontroller, ready to work thanks to pre-installed Meshtastic software. The device is equipped with a 5W solar panel, which makes it ideal for field work. Thanks to its long range (up to 8-9 km) and the possibility of expansion via Grove interface, P1 will be useful in environmental monitoring, IoT, exploration and emergency communication. Seeed Studio 114993643

A switch for e-textile projects that allows you to easily turn circuits on and off with a single click. Thanks to its latching mechanism, it works like a typical switch – one press turns on the power, and another cuts it off. Equipped with large "IN" and "OUT" contact pads, it allows for convenient sewing of conductive thread and quick connection of components such as LEDs or buzzers. Kitronik 2753