The M5Stack Atom Lite ESP32 IoT Development Kit is a compact solution in the M5Stack series for developing IoT applications. With an incredibly small size of just 24*24mm, this kit provides numerous GPIOs for users to customize, making it ideal for embedded smart home devices and creative smart toys. Powered by the ESP32-PICO chip, the M5Stack Atom Lite integrates Wi-Fi capabilities and has 4MB of SPI Flash memory, ensuring smooth connectivity and ample memory for your projects. This board is equipped with an infrared LED, a RGB LED, buttons, and a HY2.0 interface, offering flexible interaction and connectivity. Furthermore, the Atom Lite facilitates easy connections to external sensors and actuators through its 6 GPIOs, enhancing its functionality for a wide range of projects. With its integrated Type-C USB interface, the M5Stack Atom Lite ESP32 allows quick programming and execution, making the development process more efficient. It is the perfect option for developers seeking a compact yet powerful board for building embedded smart home gadgets and interactive toys. The Atom Lite’s extensive feature set and customizable GPIOs unlock countless opportunities for creativity and innovation in the IoT realm. Features ESP32-based RGB LED(SK6812) Programmable button Built-in Infra-red Extendable Pins & Holes Program Platforms: Arduino UIFlow 2.0 UIFlow Ultra-Compact Design (24mm x 24mm): Easily fits in drones, wearables, and LEGO constructions. Built-in Infrared (IR) Transmitter: Effortlessly control TVs, air conditioning units, or DIY smart home devices. USB-C Power/Programming: Enhanced connectivity with rapid uploads. UIFlow Support: Simplified coding for beginners, with advanced tools for experienced users. Expandable Ecosystem: Attach M5Stack's motion sensors, cameras, or LoRa modules. Recommended Articles Why I Recommend M5Stack ATOM Lite for IoT Projects Comparing ATOM Lite, ATOM Matrix, and ATOM Echo Includes 1x ATOM Lite Applications Terminal controller for the Internet of Things IoT node functionality Wearable gadget peripherals Specifications Specifications Details ESP32 240MHz dual-core, 600 DMIPS, 520KB SRAM, Wi-Fi Flash Memory 4MB Power Input 5V @ 500mA Ports TypeC x 1, GROVE (I2C + I/O + UART) x 1 GPIO Pins G19, G21, G22, G23, G25, G33 RGB LED SK6812 3535 x 1 IR Capability Infrared transmission Button Custom button x 1 Antenna 2.4G 3D Antenna Operating Temperature Range 0°C to 60°C Net Weight 3g Gross Weight 12g Product Dimensions 24*24*10 mm Package Dimensions 43*43*13 mm Material Plastic (PC) Model Size What is the M5Stack ATOM Lite ESP32 IoT Development Kit? For tinkerers, makers, and IoT aficionados—here’s your new favorite toolkit. The M5Stack ATOM Lite ESP32 consolidates the capabilities of an ESP32 microcontroller into a device smaller than a matchbox, setting a new standard for what can be accomplished in compact, connected projects. Whether you're prototyping a smart sensor, designing wearable technology, or automating your home, this vibrant little cube serves as your portal to IoT innovation. Important Tech Specifications Core Processor: ESP32-D0WDQ6 (240MHz dual-core, 520KB SRAM). Wireless Communication: Wi-Fi 802.11 b/g/n + Bluetooth 4.2 (BR/EDR + BLE). GPIO: 6 pins available (supports I2C, UART, PWM). LEDs: 25x SK6812 (individually addressable RGB). Power Supply: 5V via USB-C or 3.7V LiPo battery (JST-PH2.0 port). Out-of-the-Box Experience Unbox & Connect: USB-C powers it up immediately. Code in No Time: Use Arduino IDE or UIFlow’s block-based programming for quick setup. Expandability: Add M5Stack’s environmental sensors, GPS, or audio outputs. Certificates and Compliance Documents Available certification and compliance documents for this product can be reviewed as PDF files below. C02-C EMC final Document RED Document RED Document RSHD200103001-01A_EMC-EMI-EMS_EN55032 EN55035 Document RSHD200103001-01B_EN300328_2.4G Wi-Fi Document RSHD200103001-01C_EN300328_V2.2.2_BLE Document RSHD200103001-01D_EN300328 V2.2.2_BT3.0 Document RSHD200103001-01E_EN62311 Document RSHD200103001-02_EN301489-1-17 Document RSHD200103001-SF EN62368-1 Safety report Document
