M5Stack 2-Channel SPST Relay Unit - module with 2 relays

M5Stack A131 is a single-port TTL–RS485 converter with built-in 12 V power supply, enabling reliable RS485 communication and powering of M5ATOM devices in compact embedded systems and industrial automation applications.

M5Stack A144 module with the StampS3 chip and I2C interface serves as a compact prototype board for integrating IoT systems and testing communication with peripheral devices. It is designed for rapid deployment of communication solutions in projects based on the M5Stack platform.

I2C bus splitter module based on the PCA9548AP, used for connecting multiple I2C devices to a single interface in M5Stack systems. M5Stack U040-B-V21

The M5Stack U041-B 1-6 I/O expansion module expands your system with six channels controlled via the I2C bus. Supporting GPIO, PWM, ADC, and servo control, it is ideal for robotics, IoT, and automation systems. M5Stack U041-B

16-bit analog-to-digital converter (ADC) module based on the ADS1110, used for precise measurement of analog signals in IoT and embedded systems. M5Stack U013-V11

U165 module designed for controlling up to eight servo motors using I2C communication in M5Stack systems

U160-V11 module designed for controlling DC motors using an H-bridge and I2C communication in M5Stack systems

Distance sensor module based on Time-of-Flight (ToF) technology with an I2C interface, enabling measurements in the range from 4 to 400 cm. M5Stack U172

A compact infrared sensor designed for presence and motion detection. Equipped with the STHS34PF80 chip and communicating via I2C, it offers an 80-degree field of view and object detection at distances of over 2 meters. The sensor offers high sensitivity and accuracy of ±0.3°C, supports an adjustable sampling rate, and various gain modes. It is ideal for smart lighting, alarm systems, furniture automation, and IoT projects. M5Stack U185

Ultrasonic distance sensor with an I2C interface for the M5Stack platform, using the RCWL-9620 chip to measure distance in the range from 2 cm to 450 cm. M5Stack U098-B1

The DLight Unit module with the BH1750FVI-TR sensor enables digital illuminance measurement with high resolution and low power consumption. It is suitable for automation systems, measurement devices, and IoT projects requiring precise light detection. M5Stack U096

The Microphone Unit U096 module enables high-fidelity sound detection using a MAX4466 preamplifier and an LM393 comparator with adjustable threshold. It\'s suitable for applications such as sound switches, acoustic monitoring systems, and educational projects using Arduino or UIFlow platforms. M5Stack U096

The ESP32-H2 Gateway Unit with ZigBee, Thread, and Matter support enables the development of energy-efficient IoT applications and the integration of intelligent systems. Designed to operate as a gateway or end node in wireless networks based on the IEEE 802.15.4 standard. M5Stack U195

Programmable IoT module for voice control and audio interaction projects, based on ESP32-S3 with Wi-Fi2.4GHz, 8MB Flash and 8MB PSRAM, featuring audio codec, MEMS microphone and audio amplifier. M5Stack C126-ECHO

An expansion module combining long-range LoRa 868–923 MHz communication with precise GNSS positioning in a single, compact device. The SX1262 offers high receive sensitivity down to -147 dBm, transmit power up to +22 dBm, and low power consumption, making it ideal for IoT and telemetry applications. The integrated ATGM336H GNSS receiver supports multiple satellite systems and provides sub-1.5 m positioning accuracy. The module is designed for use with the Cardputer-Adv. M5Stack U214

An environmental sensor based on the BME688 sensor, enabling simultaneous measurement of temperature, humidity, atmospheric pressure, and air quality. The device detects volatile organic compounds and calculates CO₂ equivalent and IAQ, allowing for accurate monitoring of indoor conditions. Communication via an I2C interface ensures easy integration with microcontrollers and platforms such as Arduino and UIFlow. M5Stack U169