A step-down converter module that allows you to reduce the input voltage from 4–36 V to a stable 3.3 V, ensuring high efficiency thanks to SMPS technology. A maximum output current of 600 mA allows you to power microcontrollers, IoT modules, and other electronic systems. The device is equipped with short circuit and overheating protection and offers very low quiescent current. Pololu 5592

Kinetis L Series Cortex-M0+, 32bit MCU, 128kB Flash, QFN48, Freescale, RoHS

ITO (Indium Tin Oxide) coated square glass, electrically conductive. It measures 5cm x 5cm, thickness 1.1mm and resistance 15 Ohm per square inch. It can be used, among others in capacitive sensors (eg touch button), or in external devices (eg automatically evaporating camera glass)

LED display module with three LEDs in red, yellow and green. Perfect to be used as a traffic light

STM32G071R8T6, 32-bit STM32G0 family microcontroller, Arm Cortex-M0+ core, 64 MHz, 64 KB of Flash memory, 32 KB of RAM, LQFP64

XT60W-F connector (female socket) with a maximum forward current of 20 A. It will work as a battery connector or a power connector in RC models. Amass XT60W-F

ARK terminal connector spring 12-pin, pitch 3.5 mm, non-detachable. Set of 5 pieces

Kinetis L Series Cortex-M0+, 32bit MCU, 32kB Flash, LQFP80, Freescale, RoHS

ARM Cortex-M4 CPU, 1024kB Flash, 256kB RAM, Ethernet, Encryption, Camera, USB OTG FS+HS, 2xCAN, 4xUART, 3xI2C, 6xSPI, ADC, DAC, STM, LQFP176, RoHS

XT150 connector set (male plug and female socket with contacts) with a maximum forward current of 100 A. It works as a battery connector or power connector in RC models. Amass XT150

Miniature relay HF41F/005-ZS with a 5 V DC coil, SPDT contact configuration, and 6 A switching current. Suitable for THT mounting, ideal for use in automation, control, and consumer electronics applications. HF41F/005-ZS

Expander designed for Wemos D1 Mini boards. Allows you to extend the Wemos pins to additional connectors and connect expansion modules

SIM7000E NB-IoT HAT is a module that extends the capabilities of Raspberry Pi for communication via GSM / GPRS cellular networks based on Simcom Sim7000E. It has support for NB-IoT, eMTC, EDGE, GPRS and GNSS. Waveshare SIM7000E NB-IoT HAT

3-pin ARK mounting strip, 5.0 mm pitch. 301R-5.0-03P-12-00A(H). Set of 10 pieces

2-pin terminal connector with a pitch of 7.5 mm, detachable. Set of 10 pieces

Ultra-low-power 32-bit MCU ARM®-based Cortex®-M0+, 64KB Flash, 8KB SRAM, 2KB EEPROM, LCD, USB, ADC, DAC, AES, LQFP64 STM, RoHS

A long-range RF sub-GHz wireless transceiver module capable of operating in the 433 MHz frequency band. The integrated architecture allows the use of a minimum number of external components with maximum design flexibility. RFM69HW433

Switching diode 200V 0.2A 50ns, SOT23, NXP, RoHS

Servo driver with UART serial interface. Equipped with an ESP32 module with WiFi and Bluetooth wireless communication. Waveshare Servo Driver with ESP32