A compact 3-in-1 module that simultaneously measures CO₂ concentration, temperature, and humidity. With 2.4 GHz Wi-Fi connectivity and MQTT and REST API support, it easily integrates with IoT systems and cloud platforms. It offers local data storage, a built-in web server, and an RGB indicator for air quality. Numato Lab NLSENZA002

Pololu High-Power Motor Driver 36v9

Modular relay with mechanically linked 4NO + 2NC contacts for safety circuits, DIN rail mounting, 6 A contact rating, 24 V DC supply. Finder 7S.16.9.024.5420

A compact module for precise air temperature and humidity measurement, designed for home, commercial, and industrial applications. With 2.4 GHz Wi-Fi connectivity and support for MQTT, MQTTS, and REST APIs, it easily integrates with IoT systems and cloud platforms. The device offers a built-in web server, local data storage, and on-mode sensor calibration. A clear RGB indicator and AP mode simplify configuration and daily use in smart home and automation projects. Numato Lab NLSENZA001

Twisted Servo Y Splitter Cable 12" Female - 2x Female

ToF distance sensor module based on the VL6180X system. It offers a range of up to 10 cm and communicates via the I2C interface. Adafruit 3316

Data logger programmed to automatically record data from GPS and Qwiic series sensors. It has a built-in ESP32-WROOM-32E module and IMU sensors ISM330DHCX (accelerometer and gyroscope) and MMC5983MA (magnetometer). SparkFun DEV-20594

ADV7513BSWZ, 165 MHz High Performance HDMI Transmitter, LQFP64

SCD41 CO2, temperature and humidity sensor module. Equipped with a Gravity connector, it communicates via an I2C interface. DFRobot SEN0536

Fingerprint reader module (capacitive sensor). It uses a high-performance processor and the IDfinger6.0 algorithm. It provides fast identification and stable operation and communicates via the UART interface. DFRobot SEN0542

ROB-12859

BOB-11890

Beam is a beginner-friendly PCB with 120 LEDs arranged in a 5x24 grid, a great size to display text or animations in your project. Plug in one to four to create a long blinky display that can be controlled by any 3-5V microcontroller or microcomputer (e.g. Arduino, Raspberry Pi, Particle, and more). Adafruit 3668

Connect your Arduino-compatible to the Internet with this WiFi shield that features the FCC-certified ATWINC1500 module from Atmel. Adafruit 3653

Connect your Arduino-compatible to the Internet with this WiFi shield that features the FCC-certified ATWINC1500 module from Atmel. Adafruit 3654

DC-DC Step-Down converter module. It has an input voltage from 6 to 45 V, an output voltage of 6 V and a maximum output current of up to 3.3 A. Pololu 4893

DC-DC Step-Down converter module. It has an input voltage from 7.5 to 45 V, an output voltage of 7.5 V and a maximum output current of up to 3 A. Pololu 4894

OLED 64x48 display, white characters / black background, 0.66, 3V power supply, SSD1306 driver, communication via I2C and SPI interfaces, PARALLEL WHITE display color, working temperature from -40 to +70, ext. 12V

DC-DC Step-Down converter module. It has an input voltage from 9 to 45 V, an output voltage of 9 V and a maximum output current of up to 2.9 A. Pololu 4895

Screwless Terminal Block: 2-Pin, 0.1" Pitch, Side Entry (3-Pack)