Advanced wireless communication module, based on the Bluetooth 5.4 stack (Bluetooth® Low Energy, BLE), which was designed using the efficient Nordic NRF52805 SOC system. The module offers support for the UART interface, available only in peripheral mode, which allows for effective operation as a data bridge (Data Bridge). Sparkfun WRL-25467

The compact (0.4″ × 0.5″) D24V5F12 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 12 V while allowing for a maximum output current of 500 mA.

Easy-to-use USB-to-Serial adapter based on the CH340G IC from WCH; works with 5V and 3.3V systems and should auto install on most operating systems without the need for additional drivers; uses the CH340G IC to quickly and easily convert serial signals to USB. DEV-14050

A small module with a temperature sensor (thermistor). As the temperature changes, the resistance of the thermistor changes, which allows the temperature to be measured in the range from -40 to 125 ° C with an accuracy of 1.5 ° C. The module has a connector in accordance with the Grove standard. Seeed studio 101020015

Module with 4-digit 7-segment display with red digits. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 111020044

The compact (0.4″ × 0.5″) D24V5F1 synchronous buck voltage regulator takes input voltages between 3 V and 36 V and efficiently reduces them to 1.8 V while allowing for a maximum output current of 500 mA. This regulator offers typical efficiencies between 75% and 90%. The pins have a 0.1″ spacing, making this board compatible with standard solderless breadboards and perfboards.

Module with digital light sensor TSL2561. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020030

Module with pressure and temperature sensor BMP280. The board is equipped with a Grove connector and communicates via the I2C or SPI interface. Seeed Studio 101020192

Sound module supported by I2C interface, which allows to generate sound signals in simple projects thanks to Qwiic system and ATtiny84 microcontroller. With support of Arduino libraries, users can control volume, frequency and duration of sound, which makes it ideal for applications such as alarms or signals in robots. SparkFun BOB-24474

Module with a 3-axis MMA7660FC accelerometer with a measuring range up to ± 1.5g. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020039

Module with LM386 audio amplifier and loudspeaker. The board is equipped with a Grove connector and is controlled by a PWM signal. Seeed Studio 107020001

This advanced Nema 23 stepper motor controller from the CLRS series is designed for precision industrial applications with RS485 (Modbus RTU) network communication. It eliminates the risk of lost steps with closed-loop feedback and offers support for Profile Position, Velocity, Homing, and PR Mode with a 16-position point-to-point control table. The controller supports up to 31 axes on a single network, offers up to 7 A current, a 20 to 50 VDC supply voltage, and passive or active cooling, making it a reliable solution for robotics, automation, and CNC systems. CL2C-RS57

Module with RGB LED, it is possible to control individual colors using digital signals as well as PWM signals. The module has a connector in accordance with the Grove standard. Seeed studio 101020472

Module with a flame sensor or other light sources with a wavelength in the range of 760 to 1100 nm. It was based on the YG1006 sensor (photovolver NPN). The sensor has a connector compatible with the Grove standard. Seeed studio 101020049

The module with the tilt sensor, the sensor output is a digital signal. The module has a connector in accordance with the Grove standard. Seeed studio 101020025

A small module with a PIR motion sensor. It allows detecting movement within a maximum range of 6 meters (default up to 3 meters). The measuring angle is 120 degrees. The module has a connector in accordance with the Grove standard. Seeed Studio 101020020

Module with a humidity sensor. The board is equipped with a Grove connector and communicates via a digital interface. Seeed Studio 101020018

Module allowing collision / vibration detection (based on the MVS0608.02 system). Permitted to detect collisions irrespective of direction, provides high stability and is highly sensitive. The module has a connector in accordance with the Grove standard. Seeed studio 101020005

TCS34725 RGB Color Sensor is a color sensor TCS34725 controlled by the I2C interface. It is powered by voltage in the range of 3.3 ... 5V and is intended for Arduino-compatible boards. DFRobot SEN0212

Adafruit Universal Thermocouple Amplifier MAX31856 is an amplifier module for thermocouples. It was based on the MAX31856 chip. The module is fitted with K, J, N, R, S, T, E or B thermocouples. The SPI interface is used for communication. Adafruit 3263