Module with light sensor - LS06-S phototransistor. The board is equipped with a Grove connector and has an analog output. Seeed Studio 101020132

Module with real time clock (RTC) PCF85063TP and CR1225 battery socket. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 102020083

OLED display 128x64 pixels, white characters / black background, 1.3-3V power supply, SSD1306 or SH1106G controller, communication via I2C and SPI interfaces, PARALLEL WHITE display color, working temperature from -40 to +70, ext. CAP

ARM® Cortex® -M4 32b MCU+FPU, 512KB Flash, 80KB SRAM, FMC, 4 ADCs, 2 DAC ch., 7 comp, 4 Op-Amp, 2.0-3.6 V, LQFP100, STM, RoHS

Module with a button and re LED backlight. Controlled by the I2C interface, it has a built-in debouncing mechanism, pull-up resistors as well as interrupts and a FIFO queue. SparkFun BOB-15932

Module with a voltage divider. Equipped with a Grove connector, it allows the input voltage to be reduced by 3 or 10 times. Seeed Studio 104020000

Adafruit 2479 - Bluefruit LE UART Friend - Bluetooth Low Energy (BLE)

Digital IR distance sensor operating on the basis of a modulated signal with a frequency of 38 kHz. It can detect objects at a distance of up to 60 cm and is powered with a voltage from 4.5 to 5.5 V. Cytron MAKER-OBJECT

ARM®-based 32-bit MCU, 256 KB Flash, CAN, 12 timers, ADC, DAC & comm. interfaces, 2.0 - 3.6V, LQFP100, STM, RoHS

Single-Chip Embedded 80C51 with Integral V.22bis Modem, CML Microcircuits, LQFP100, RoHS

The DFRobot Vibration Sensor buffers a piezoelectric transducer that responds to strain changes by generating a measurable output voltage change which is propotional with the strength of vibration. DFR0052

16/32-bit ARM microcontroller; hardware floating-point coprocessor, USB On-The-Go, and SDRAM memory interface, NXP, LFBGA320, RoHS

3-axis accelerometer with digital SPI / I2C output, measures acceleration in the range of ± 6g / ± 12g / ± 24g, QFN24, STMicroelectronics

LT86104SX, 4-port HDMI/DVI splitter , LQFP128

10Base-T / 100Base-TX Ethernet PHY with RMII interface, QFN24, Micrel, RoHS

Single-channel DC motor driver that can control the movement of the drive with a supply voltage of up to 36 V and a current consumption of up to 15 A. Controlled by a PWM signal. DFRobot DRI0042