Module with 7 QTRX type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4307

The module with 2 relays is designed for the M5Stack sets. It allows you to control devices with an operating voltage of up to 250 V AC and a current of up to 8 A or a voltage of 28 V DC and a current of 8 A. M5Stack U131

The Finder 72.01.8.240.0000 conductive liquid level transmitter monitors liquid levels in industrial installations, allowing control of filling and emptying of tanks. Powered by 230-240 V AC, it is designed for mounting on a DIN rail, which facilitates integration into systems.

Finder 80.11.0.240.0000 is a SPDT time relay designed for precise time control in electrical systems, with a delayed ON function. Its time range is from 0.1 seconds to 24 hours, and the 24-240 V AC/DC power supply allows for versatile use.

ToF distance sensor (Time of flight) with a range of up to 5 m. The module is supplied with the voltage of 3.3 V and communicates via the I2C interface. SparkFun SEN-19037

Red LED strip with SMD 5050 diodes. It is powered by 12 V DC, has a length of 5 m and 60 LEDs/m. Protection class IP65 (waterproof)

ToF distance sensor (Time of flight) with a range of up to 5 m. The module is supplied with the voltage of 3.3 V and communicates via the I2C interface. SparkFun SEN-19218

This powerful motor controller makes closed-loop speed or position (but not both!) control of a brushed DC motor easy, with quick configuration over USB using our free software. It supports five control interfaces: USB, TTL serial, I²C, analog voltage (potentiometer), and hobby radio control (RC).

Module with 4 QTR type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4104

Module with 2 QTR type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 30 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4102

Module with digital barometer BMP581. It enables pressure measurement in the range from 300 to 1250 hPa with an accuracy of ± 5 Pa and communicates via I2C. SparkFun SEN-20171

RGB LED strip with SMD 5050 diodes. It is powered by 12 V DC, has a length of 5 m and 120 LEDs/m. Protection class IP65 (waterproof)

High-Flying WiFi module, IEEE802.11b / g / n, with integrated PCB antenna, RoHS. HF-LPB100-1

Wired keyboard with Smart ID card reader, US keyboard layout, black color. Natec NKL-1055

Module with 4 QTRX type optocoupler with analog output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4404

DC-DC Step-up converter module based on the U3V70F12 system. Input voltage 2.9-12V, output voltage 12V, maximum current 10A. Two mounting holes. Pololu 2895

2" IPS display module with SPI/I2C interface, capacitive touch, and ST7789T3 and CST816D controllers offers high image quality and precise touch control in a compact form. Compatible with various platforms including Raspberry Pi, ESP32, Arduino, and Raspberry Pi Pico, it is suitable for a wide range of embedded projects, data visualization, and user interfaces.

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

LED strip with addressable RGB WS2813 diodes on a black PCB. It is powered by 5 V DC, has a length of 5 m and 30 LEDs/m. Protection degree IP67

Module with 4 QTR type optocoupler with RC (digital) output. The module operates from 2.9 V to 5.5 V, detects objects at a distance of up to 40 mm. The sensor will be used in projects that require detection of changes in the ground, e.g. in linefollower robots. Pololu 4144