Keyboard module with five colored buttons. The board is equipped with a Gravity connector and has an analog output. Powered with the voltage of 3.3 V or 5 V. DFRobot DFR0075

Module with a button, LED diode and a green cap. DFRobot DFR0029-G

Set for IR communication. It consists of an IR receiver module and a remote control. DFRobot DFR0107

Converter that provides easy communication between the RS232 and RJ45 Ethernet interface. Configurable via web page or AT commands. USR-DR301

Ultrasonic distance sensor with a measuring range from 2 to 400 cm. It communicates via a standard interface (Echo, Trigger) or the I2C bus. SparkFun SEN-17777

Module with high power IR LED transmitter. It has a built-in N-channel FET driver and can emit an IR signal with a range of up to 10 m. Adafruit 5639

SEN-11207 - Flexiforce Pressure Sensor - 25lbs (1" area)

7-segment LED display, 1 digit 9.90mm, bright green (575nm), 15mcd (10mA), common cathode, Pb-free. LED1-AS-B-03911AMG

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5254

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.

Male terminal block, angled, 10-pin. Pitch 3.81mm. Height 7mm. 15EDGRC. Set of 5 pieces

Crossover for tweeters with a crossover frequency of 3400 Hz. It works with speakers with an impedance of 4 to 8 Ω and offers power up to 60 W

Pulse generator module based on the NE555 system with frequency control using a potentiometer. It is powered with the voltage ranging from 5 V to 12 V

8-channel I2C expander module based on the PCA9548 chip. Allows communication with multiple I2C devices that have the same address. Equipped with STEMMA QT connectors. Adafruit 5626

Module with Flash memory W25Q64 with a capacity of 64 Mbit (8 MB). It communicates via the QSPI interface. Adafruit 5633

Module with Flash memory W25Q16 with a capacity of 16 Mbit (2 MB). It communicates via the QSPI interface. Adafruit 5632

Finder 99.02.0.024.59 is an LED indicator module with a green diode, designed for use with coils operating at 6–24 V AC/DC, providing visual indication of the relay status. It is compatible with sockets from series 90, 92, 94, 95, 96, and 97, making it a versatile solution for various industrial applications.

Finder 7S.14.9.024.4220 is a modular safety relay equipped with two normally open (NO) contacts and two normally closed (NC) contacts, each with a 6 A load capacity at 250 V AC. The relay is powered by a 24 V DC coil voltage and is designed for DIN rail mounting, facilitating easy integration into industrial automation systems.

Module with blue LED, digitally controlled. Perfect for people starting to play with Arduino. Equipped with a Gravity interface. DFRobot DFR0031-B