Rotary encoder that enables precise detection of direction and number of revolutions using digital pulses. Equipped with an integrated button, five pins (CLK, DT, SW, VCC, GND) and a metal knob, it is ideal for user interfaces and device control. Thanks to its compatibility with Arduino and Raspberry Pi, durability up to 20,000 cycles and simple integration, it is suitable for educational and DIY projects. KY-040

LED strip with addressable RGB WS2815 diodes on a white PCB. It is powered by 12 V DC, has a length of 1 m and 144 LEDs/m. Protection level IP67

LED strip with addressable RGB WS2815 diodes on a black PCB. It is powered by 12 V DC, has a length of 1 m and 30 LEDs/m. Protection level IP67

Twisted Servo Extension Cable 12" Male - Female

THT resistor, 0.25W, 5%, RoHS

This Bluetooth Audio receiver module includes a USB port and TF card slot. With a pre-amp output, you can drive headphones or a 3W speaker directly. You can also add an active power amplifier and connect a loudspeaker. The module supports MP3, WMA, WAV and lossless FLAC audio formats. DFRobot TEL0108

A sensor that detects the concentration of hydrogen sulphide. Equipped with a factory calibrated probe. It communicates via the I2C interface, UART or analog output. DFRobot SEN0467

DC motor driver that allows you to control the movement of two drives using the I2C interface. Board without connectors. Pololu 5047

Pololu 3761 is a compact 1.3″ OLED display with SPI interface and 128×64 resolution, based on the SH1106 controller. Thanks to bright white pixels, high contrast, and low power requirements, it is suitable for microcontroller applications that require a clear graphical user interface.

GP1x40S_2.54 are black symmetrical connector tips with 40 pins with a pitch of 2.54 mm, designed for mounting on PCB boards, ideal for creating signal connections in electronic projects. Made of high-quality materials, they provide durable and reliable connections, and their 11 mm height and symmetrical design facilitate assembly and integration with various systems.

Thermally Enhanced, Fully Integrated, Hall Effect-Based Linear Current Sensor IC with 100 µOhm Current Conductor, Allegro Microsystems, RoHS

Dual Differential Comparator, SOIC8, Semiconductor, RoHS

LED strip with addressable RGB WS2815 diodes on a white PCB. It is powered by 12 V DC, has a length of 5 m and 60 LEDs/m. Protection level IP67

This 4G LTE module provides reliable data transmission over the cellular network, ideal for IoT projects in hard-to-reach locations. Equipped with an SP/CE connector, SIM slot, and SMA antenna, it allows for solderless connection and quick integration with a Raspberry Pi or Pico. It supports European LTE bands and, with low data usage, works well with prepaid cards. Pimoroni PIM716

This powerful step-up/step-down regulator efficiently produces an adjustable 4 V to 12 V output from input voltages between 3 V and 30 V while allowing a typical output current of up to 2 A when the input voltage is close to the output voltage and offering typical efficiencies of 80% to 90%.

Addressable LED strip controller based on the RP2350A microcontroller with dual Arm Cortex-M33 cores up to 150 MHz. It supports popular WS2812/Neopixel and APA102/Dotstar LEDs and allows for powering and programming via USB-C with current up to 3A. It features screw-type LED connectors, a built-in RGB LED, user-friendly buttons, and a Qw/ST connector for connecting I2C sensors. The kit includes a Star Wire LED strip and a USB-C cable. Pimoroni PIM743

Heart rate measurement module compatible with Arduino and Raspberry Pi (Gravity: Heart Rate Monitor Sensor For Arduino). It uses PPG technique, which in a simple and cheap way is able to measure the changing volume of blood. DFRobot SEN0203

Pin strip straight in black, double-breasted, female, 2x20, pitch 2.54mm, THT, RoHS. PBD40S