Module with 2 relays controlled by the I2C interface. Each relay can switch currents up to 25 A at 12 to 280 V AC. SparkFun COM-16810

Binder organizer with SMD resistors in the 0805 housing, 15 pages of 12 lines for elements in 8mm tapes, 170 x 25 pieces,

45 V, 100 mA NPN general-purpose transistors, SOT23, NXP, RoHS

Digital sensor dedicated to measuring carbon dioxide (CO2), air temperature and relative humidity. High performance, fast response and excellent stability make it an ideal solution for a variety of applications such as greenhouses, cities, poultry farms and transport stations. Seeed Studio 101991029

Lanberg patchcord provides fast, stable and reliable network connections thanks to high-quality materials and precise workmanship, and is compatible with a variety of network devices, making it ideal for any network configuration, from home offices to large corporate networks. Lanberg PCF6-10CC-3000-S

Analog voltage divider module. It enables a 5-times reduction of the input voltage. DFRobot DFR0051

Module with an ozone detection sensor that performs measurements in the range of up to 10 ppm with a resolution of 0.01 ppm. The module is equipped with an I2C interface. DFRobot SEN0321

Lanberg patchcord provides fast, stable and reliable network connections thanks to high-quality materials and precise workship, and is compatible with a variety of network devices, making it ideal for any network configuration, from home offices to large corporate networks. Lanberg PCF5-10CC-3000-S

STM32H725VET6, Arm Cortex-M7 microcontroller with 512 KB of Flash, 564 KB of RAM, 550 MHz, L1 cache, external memory interface, SMPS, LQFP100

The LANBERG cat.6 FTP Ethernet cable with a length of 30 meters provides a fast and stable connection with a throughput of up to 1 Gb/s, ideal for LAN networks. Thanks to the shielding, FTP effectively protects against electromagnetic interference, and FLUKE tests confirm its high quality and reliability.

Module with a PIR motion sensor. It can detect movement up to 7 meters with a detection angle of 100 degrees. DFRobot SEN0171

Module with a motion sensor that uses the Doppler effect to detect moving objects using microwaves. It is powered with the voltage of 5 V and has a digital output (Gravity connector). DFRobot SEN0192

Lanberg Cat.5e 50m patch cord provides a stable and fast connection, ideal for a variety of network applications. Lanberg PCU5-10CC-5000-S

Module with a gesture and touch sensor. It recognizes 7 types of gestures and has 5 touch buttons. It is supplied with a voltage ranging from 3.3 V to 5 V and communicates via UART. DFRobot SEN0285

SPST-ON microswitch height 7.3mm 1.27N, Omron, RoHS

Real time clock (RTC) module DS1307. It is powered by 5 V and communicates via the I2C interface (Gravity connector). There is also a CR1220 battery socket on the board. DFRobot DFR0151

Module with 6-axis BMI160 motion sensor (accelerometer and gyroscope) with 16-bit data resolution. It is supplied with the voltage in the range from 3.2 to 6 V. I2C communication. DFRobot SEN0250

Module with 12-position rotary switch. It is supplied with the voltage ranging from 3.3 V to 12 V and has an analog output (Gravity connector). DFRobot SEN0156