The M5Stack STAMP-PICO is an ultra-compact and energy-efficient ESP32 development board designed for space-constrained and battery-powered IoT projects. As small as a postage stamp, it’s ideal for applications such as wearables, medical devices, smart sensors, and other portable electronics.
Powered by dual Xtensa® 32-bit LX6 cores running at 240MHz, the M5Stack M5Stamp Pico DIY Kit offers a great balance of performance and power efficiency. It comes enclosed in a heat-resistant plastic case that protects the internal 3D antenna and sensitive components.
MULTIFORM – 5 Mounting Options for Endless Possibilities
Choose from SMT, DIP, Flywire, Grove interface, or external case mount. Designed for flexible integration, from prototypes to production runs.
LOW-CODE Development – Fast and Flexible
Supports UIFlow visual programming (no code needed) and is fully compatible with Arduino, MicroPython, ESP-IDF, and other mainstream platforms.
HIGH Integration – All-in-One Power
Features include:
- 5V→3.3V DC/DC regulator
- 12x GPIO pins
- 1x programmable RGB LED
- 1x built-in button
- Tuned RF circuit for stable wireless connectivity
EXTENSIBLE – Full M5Stack Ecosystem Support
Easily expand your project with M5Stack’s wide range of sensors, actuators, functional modules, and accessories – enabling rapid customization and deployment of your IoT solutions.
Product Features
- Chip-set:ESP32-PICO-D4 (2.4GHz Wi-Fi dual mode)
- Support UIFlow graphical programming
- Multi-IO pinout, support multiple application forms (SMT, DIP, fly-by-wire)
- Integrated programmable RGB LEDs and buttons
- Miniature module
Include
- M5Stamp Pico DIY Kit:
- 1 x M5Stamp Pico
- 1 x Sticker
- 4 x Pin Headers
- 1 x 90° Grove Connector
- 1 x Hex Key
- 1 x ESP32 Download
Applications
- Instrumentation
- Wi-Fi Remote Monitoring/Control
- Smart Home
- Color LED Control
- Fire/security intelligent integrated management
- Smart Card Terminal
- Wireless POS
Specification
| Resources | Parameter |
|---|---|
| Master Control Resource | ESP32-PICO-D4 |
| Flash | 4MB |
| Input Voltage | 5V @ 500mA |
| Power consumption | Normal standby:5V@29mA, WIFI STA mode: 5V@60mA, BT mode data sending status: 5V@84mA, Deep-sleep mode: 5V@0.35mA |
| Wireless communication distance | AP Mode: 16m |
| UI | Programmable physical keys x 1, Programmable RGB LED (SK6812) x 1 |
| Antenna Type | 2.4G 3D Antenna |
| Wi-Fi | 802.11 b/g/n (up to 150 Mbps for 802.11n), spectrum range: 2.4 GHz ~ 2.5 GHz |
| Module Resource Interface | ADC, DAC, touch sensor, SD/SDIO/MMC host controller, SPI, SDIO/SPI slave controller, EMAC, motor PWM, LED PWM, UART, I2C, I2S, IR remote controller, GPIO, pulse counter |
| IO interface x12 | G0, G1, G3, G26, G36, G18, G19, G21, G22, G25, G32, G33 |
| IO interface spacing | 2.54mm |
| operating temperature | 0°C to 60°C |
| Net weight | 2.6g |
| M5Stamp Pico (5pcs) Gross weight | 18g |
| M5Stamp Pico Mate Gross weight | 6g |
| M5Stamp Pico DIY Kit Gross weight | 12g |
| Product Dimensions | 18 * 24 * 4.6mm |
| Package Size | 85*55mm sealing bag (translucent) |
FAQs
Q: Is the STAMP-PICO compatible with Arduino and MicroPython?
A: Yes, it fully supports Arduino, MicroPython, ESP-IDF, and UIFlow for flexible development.
Q: What applications is STAMP-PICO best suited for?
A: It's ideal for wearables, medical devices, battery-powered sensors, wireless controls, and compact DIY IoT prototypes.