Shield designed for IoT applications with LTE CAT M1/NB-IoT SARA-R4 modem. The board is compatible with Arduino, allows you to add communication via cellular networks to Arduino boards. SparkFun CEL-14997

The CY7C65213 USB to UART serial breakout is designed to provide users with a means to access all available I/O pins on the IC, and to provide a 6-pin UART header that is compatible with other SparkFun breakout boards. This breakout has a microUSB connector and other support circuitry to get the IC quickly up and running. BOB-13830

Module with ultraviolet (UV) sensor based on the GUVA-S12D system. It allows measurement of radiation with a wavelength in the range from 240 to 370 nm. The module has a connector in accordance with the Grove standard. Seeed Studio 101020043

MH-Z16 carbon dioxide sensor with Grove connector. It communicates via the UART interface. Seeed Studio 101020067

It has 10 segments, one can be highlighted in red, one in yellow, one in light green, the rest in green. This type of display can be used to indicate battery charge, liquid level in the tank, volume etc. Seeed Studio 104020006

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

Extension board with stepper motor controller based on the STSPIN820 system. Ideally suited for use, among others in 2D / 3D printers, robots, cameras. Pololu 2878

Flexiforce Pressure Sensor A201 – 1lb, Tekscan, RoHS

Module with rotary potentiometer. The connector in this module has been moved to the other side of the PCB, which makes it easier to assemble and use this module. The module has a connector in accordance with the Grove standard. Seeed studio 101020048

Module with MLX90614-DCC sensor for non-contact temperature measurement in the range from -70℃ to 380℃. I2C communication. DFRobot SEN0206

STSPIN220 stepper motor driver module with a low voltage range of 1.8...10V and 1.1A working current. The controller allows you to control the motor motion up to 9 different resolutions (up to 1/256 steps). Pololu 2877

Camera module with OV5647 5MP sensor dedicated to Raspberry Pi. Designed for 3D printing monitoring systems. Comes with a case. ArduCAM B0033C

Module with 3-axis accelerometer and ISM330DHCX gyroscope. Equipped with a Qwiic connector, it communicates via the I2C or SPI interface. SparkFun SEN-19764

Temperature and humidity sensor SHT10 with a stainless probe. Provides high temperature and pressure resistance. DFRobot SEN0148

Pololu Simple Motor Controller 18v7 (Fully Assembled)

Pololu Simple High-Power Motor Controller 24v12 (Fully Assembled)

Pololu High-Power Motor Driver 18v25 CS

Module with a black and white e-Paper display with a diagonal of 2.13". It is equipped with an SPI interface for displaying an image and I2C for a touch panel. Waveshare 2.13inch Touch e-Paper HAT

Pololu High-Power Motor Driver 24v20

Pololu High-Power Motor Driver 36v15