M5Stack STAMP PICO ESP32-PICO-D4 ESP32 Plug-and-Play Embedded WIFI and Bluetooth Dual-mode IoT Development Board Multi-IO Pinout


  Availability: In Stock
  Shipping: Free Airmail 
  Ship From: China Warehouse
  Estimated Delivery: 
  •   Shipping Methods

    Handling Time

    Before we can ship your order, we prepare your products, do strict quality-control tests and carefully package the items. The time it takes to prepare your items for shipping is separate from the delivery time. It usually takes 1-3 business days to ship out .

    Shipping Methods

    You can choose the preferred shipping method on the cart page during the checkout process. We offers 3 international shipping methods:

    1. Airmail – Free untracked economy shipping via national postal services (HK Post, Singapore Post, China Post, PostNL, Swiss Post, Sweden Post, USPS, Royal Mail e.t.c.)
    2. Airmail Registered – Tracked shipping via national postal services (HK Post, Singapore Post, China Post, PostNL, Swiss Post, Sweden Post, USPS, Royal Mail e.t.c.)
    3. Expedited Shipping – Express shipping with courier delivery (DHL, UPS, FedEx, TNT)

    Delivery Time

    Airmail and Airmail Registered Area Estimated Delivery Time
    United States, Canada 7-25 business days
    Australia, New Zealand, Singapore, United Arab Emirates 10-25 business days
    United Kingdom, France, Spain, Germany, Netherlands, Japan, Belgium, Denmark, Finland, Ireland, Norway, Portugal, Sweden, Switzerland 10-25 business days
    Italy, Brazil, Russia, South Africa 10-45 business days
    Other countries 10-35 business days
    Expedited Shipping 3-10 business days to Worldwide

    Note: If you choose an expedited shipping, please remember to leave a valid contact number, this is required for expedited shipping’s courier delivery.

  •  Returns & Refund

    Last updated October 05, 2022


    If you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund within 15 days from delivery date. All returned items must be in new and unused condition, with all original tags and labels attached.

    Return Process

    To return an item, please email our customer service at sales@alexnld.com to obtain a Return Merchandise Authorization (RMA) number. After receiving a RMA number, place the item securely in its original packaging, and mail your return to the following address:

    Alex NLD
    Attn: Returns
    RMA #
    HaGiborim St 8
    Tiberias, 14388

    Please note, you will be responsible for the return shipping charges. We strongly recommend that you use a trackable method to mail your return.

    All customers should contact us and obtain Return Merchandise Authorization (RMA) number before sending anything to us. We will not be responsible for returned item(s) without notifying us in advance.


    After receiving your return and inspecting the condition of your item, we will process your refund to the credit / debit card or PayPal account which was used to place the original order.

    Please allow at least seven (7) days from the receipt of your item to process your refund. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company. We will notify you by email when your refund has been processed.


    If an item is found damaged or defective on receipt, we kindly ask you to contact us within 15 days from the delivery date to arrange a refund or exchange without physical return of the item.

    Please provide us with following:

    1. Photos of the front and back sides of the packaging box;
    2. A photo, video or screenshot of the defective item or the defective part of the parcel.

    Our customer service team will communicate with you to arrange a refund or reshipment without physical return of the item.

    Warranty & Repair service

    If any of the items you have purchased from us is found defective within 1 year from receipt, you are entitled to a repair under warranty. Please kindly provide us with evidence photos or videos of the defective item. After providing such information to our Customer Service team  and the problem is acknowledged, you can send the items back to us for a repair.

    Note:  Please be aware, we do not cover the cost of the returns fees in  warranty & repair service.

    Order Cancellation

    If you want to cancel an order within 24 hours from confirmation of the payment, you will be entitled to a full refund. It is still possible to cancel an order after 24 hours, provided that it has not yet been shipped. If an order has been shipped, it’s impossible for us to cancel or modify it anymore. If you still want a refund, you required to return the item on it’s arrival.


    If you have any questions concerning our return policy, please contact us at:

    +972 054-536-2888



M5Stack’s New Cost-effective ‘plug-and-play’ ESP32 miniature module—STAMP PICO



STAMP-PICO features an ultra-compact design with two low-power Xtensa® 32-bit LX6 microprocessors at 240MHz on a PCB as tiny and delicate as a postage stamp.

It is ideal for any space-constrained or battery-powered devices such as wearables, home automations, smart sensors, and other IoT devices.



1, MULTIPLE STYLE: 5 options of installation, means endless possibilities! (SMT, DIP, flyw1re, Grove interface), with a high-temperature resistant plastic shell, 3D antenna and components can be better protected.


2, LOW-CODE DEVELOPMENT: STAMP PICO supports UIFlow graphical programming platform, scripting-free, cloud push; and fully compatible with Arduin0, MicroPython, ESP32-IDF, and other mainstream development platforms to quickly build various applications.


3, HIGH INTEGRATION: STAMP PICO contains 5V->3.3V DC/DC design, GPIOx12, programmable RGB LED x1, button x1, finely tuned RF circuit, providing stable and reliable wireless communication.


4, STRONG EXPANDABILITY: Easy access to M5Stack’s hardware and software ecology system: a wealth of sensors, actuators, functional modules, and accessories to choose from, Extremely fast adaptation.



Product Features

– Chip-set: ESP32-PICO-D4 (2.4GHz Wi-Fi and Bluetooth dual mode)

– Support UIFlow graphical programming

Support multiple installation style (SMT, DIP, fly-by-wire)

– Integrated programmable RGB LED and button

– Miniature in size

Package Included:

– 1 x M5Stamp Pico
– 1 x Sticker
– 4 x Pin Headers
– 1 x 90° Grove Connector
– 1 x Hex Key




Wi-Fi Remote Monitoring/Control

Smart Home

Color LED Control

Fire/security intelligent integrated management

Smart Card Terminal

Wireless POS




Master Control Resource

ESP32-PICO-D4 | 240MHz dual core, 600 DMIPS, 520KB SRAM, Wi-Fi and Bluetooth, dual mode



Input Voltage

5V @ 500mA

Power consumption

Normal standby:5V@29mA,

WIFI STA mode: 5V@60mA,

Bluetooth mode data sending status: 5V@84mA, Deep-sleep mode: 5V@0.35mA


Programmable physical button x 1, Programmable RGB LED (SK6812) x 1

Antenna Type

2.4G 3D Antenna


802.11 b/g/n (up to 150 Mbps for 802.11n), spectrum range: 2.4 GHz ~ 2.5 GHz


Bluetooth V4.2 BR/EDR and BLE standard, NZIF receiver, sensitivity up to -97 dBm

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


Operating temperature

32°F to 104°F ( 0°C to 40°C )

Net weight


Gross weight


Product Dimensions


Package Size

85*55mm sealing bag (translucent)


Program Download

-STAMP PICO adopts the most streamlined circuit design, so it does not include the program download circuit. Users can choose M5Stamp Pico DIY Kit to download the program.

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