M5Stack M5StampS3 with 1.27/2.54 Header Pin
M5Stack M5StampS3 with 1.27/2.54 Header Pin
Shipping & Delivery Information
🚚 In-Stock Items: Orders for in-stock products are shipped within 24 hours after the order is placed.
📦 Pre-order Items: If a product is marked as "Pre-order", it means it is currently out of stock. We'll dispatch your order once we have restocked, usually within 10 working days. For special pre-sale items, the expected arrival date will be noted in the product description.
✈️ Express Shipping: Need your order urgently? Please contact us via email or live chat, and we’ll help arrange express delivery for you.
The M5StampS3 series is a highly integrated embedded controller powered by the ESP32-S3FN8 chip. Both variants, M5StampS3 PIN1.27 and M5StampS3 PIN2.54, are equipped with 8MB SPI flash memory for ample storage capacity and a high-performance Xtensa 32-bit LX7 dual-core processor, capable of running at up to 240MHz, delivering exceptional processing power for demanding applications.
The M5StampS3 PIN1.27/2.54 is an excellent main control module that effectively combines compactness and performance. Its small form factor allows for easy integration while offering a wide range of expansion I/O options for customization and scalability. Designed with low power consumption in mind, it ensures efficient energy use for prolonged operation. Whether you are developing Internet of Things (IoT) applications or other embedded projects, the M5StampS3 PIN1.27/2.54 provides powerful performance, rich I/O capabilities, and energy efficiency, making it an ideal choice for your needs.
Key Features
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Compact Design with Two PIN Spacing Options: PIN1.27: Features a 1.27mm spacing needle; PIN2.54: Features a 2.54mm spacing needle. Both options lead out 23 GPIOs from the ESP32-S3 chip, ensuring seamless connection and expansion possibilities with other devices while catering to different integration preferences.
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Rich IO Expansion:
Both modules provide extensive IO capabilities, offering users the flexibility to integrate additional components and scale their projects as needed.
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Efficient and Energy-Saving:
Designed for low power consumption, these modules are perfect for applications requiring extended operation with efficient energy usage.
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Robust Performance:
Compact yet powerful, the M5StampS3 series ensures a balance of size and performance, making it an ideal choice for IoT applications, embedded projects, and other scenarios requiring a powerful yet flexible main control module.
Features
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ESP32-S3FN8(2.4GHz Wi-Fi)
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Integrated programmable RGB LED and button
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1.27mm pin header
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Support UIFlow graphical programming
Includes
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1 * M5StampS3 PIN1.27
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1 * Silk screen stickers
Applications
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Smart home
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Wearables
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Medical equipment
Specification
| Resources | Parameters |
|---|---|
| MCU | ESP32-S3FN8 |
| DCDC | Highly integrated MUN3CAD01-SC |
| Flash | 8MB |
| Input voltage | 5V |
| Interactive | Programmable physical buttons x 1, programmable RGB LED (WS2812B-2020) x 1 |
| Antenna type | 2.4G 3D antenna |
| Module resource interface | Touch sensor, SD/SDIO/MMC master controller, SPI, SDIO/SPI slave controller, EMAC, motor PWM, LED PWM, UART, I2C, I2S, GPIO, pulse counter |
| IO interface x23 | G0/G1/G2/G3/G4/G5/G6/G7/G8/G9/G10/G11/G12/G13/G14/G15/G39/G40/G41/G42/G43/G44/G46 |
| Pin header spacing | 1.27mm |
| lcd interface spacing | 0.5mm@12pin or 8pin |
| Operating temperature | 0°C to 40°C |
| Product Size | 26mm × 18mm × 4.6mm |
| Package Size | 136mm × 92mm × 13mm |
| Product Weight | 3.1g |
| Package Weight | 5.6g |
- Pre-Ordering: If an item is unavailable, you can pre-order it. We'll dispatch once stock is replenished, usually within 10 working days. Special pre-sale products will specify the expected arrival time in the description.
- Express Shipping: Need it faster? Contact us via email or through our live chat support, and we'll arrange expedited delivery for you.
1. General Shipping Information
- We provide premium shipping methods with a tracking number for each order.
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Shipping address should be input in English without any special symbols to help the courier company recognize your address in the system. We will ship according to the shipping address you provided. Please notify us of any address change before your order is marked "Shipped" to avoid parcel loss.
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Please contact our customer service staff immediately if you need to cancel or change an order. Once your order has reached "Shipped" status, it can no longer be canceled or changed in any way. To avoid complications, please recheck your shopping cart before checkout.
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We can ship all in-stock orders within 1 business day as your order has been confirmed.
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All items are inspected before dispatch and are carefully hand-packed.
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With standard courier practice, you need to check the contents of the parcel before signing for your goods. Otherwise, we will not be held responsible for any damage that may have occurred in transit.
🚀 Need Faster Shipping?
If you require expedited shipping (Express), please contact our customer support team at info@openelab.io for a customized quote tailored to your location.
2. Shipping Rates & Options
Our shipping rates are calculated based on the order value and destination. Please refer to the tables below for details.
2.1 Germany (Domestic)
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| Deutsche Post | €0 - €50.00 | €4.95 | 2-4 Business Days |
| Deutsche Post | Over €50.00 | Free | 2-4 Business Days |
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DHL Paket (Faster Delivery) |
€0 - €50.00 | €6.95 | 1-3 Business Days |
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DHL Paket (Faster Delivery) |
€50.00 - €100.00 | €2.00 | 1-3 Business Days |
|
DHL Paket (Faster Delivery) |
Over €100.00 | Free | 1-3 Business Days |
2.2 European Union (EU)*
*Including: Austria, Andorra, Åland Islands, etc.
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| Deutsche Post | €0 - €100.00 | €7.95 | 5-9 Business Days |
| Deutsche Post | Over €100.00 | Free | 5-9 Business Days |
|
DHL Paket (Faster Delivery) |
€0 - €100.00 | €15.95 | 3-7 Business Days |
|
DHL Paket (Faster Delivery) |
€100.00 - €250.00 | €7.95 | 3-7 Business Days |
|
DHL Paket (Faster Delivery) |
Over €250.00 | Free | 3-7 Business Days |
2.3 United States
| Region | Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|---|
|
Continental U.S. (50 States) |
USPS Ground Advantage | €0 - €45.00 | €4.95 | 3-7 Business Days |
| USPS Ground Advantage | Over €45.00 | Free | 3-7 Business Days | |
| USPS Priority Mail | €0 - €45.00 | €16.95 | 1-4 Business Days | |
| USPS Priority Mail | Over €45.00 | €14.95 | 1-4 Business Days | |
|
Non-Continental U.S. (AK, HI, PR, etc.) |
USPS Ground Advantage | €0 - €60.00 | €6.95 | 5-9 Business Days |
| USPS Ground Advantage | Over €60.00 | Free | 5-9 Business Days |
- The regions in the Non-Continental U.S. include: Alaska, American Samoa, Guam, Hawaii, the Marshall Islands, the Northern Mariana Islands, Palau, Puerto Rico, the U.S. Virgin Islands, the Armed Forces of America, the Armed Forces in Europe, the Armed Forces in the Pacific, and the U.S. outlying islands. The shipping and delivery to these areas are subject to the Non-Continental U.S. shipping rules.
2.4 International (Outside EU)
For specific international destinations, including Switzerland, United Kingdom, Ireland, and Norway.
| Order Amount | Shipping Cost |
|---|---|
| €0 - €100.00 | €15.95 |
| €100.00 - €250.00 | €7.95 |
| Over €250.00 | Free |
Important Notice:
- Please verify the inventory location on the product page before placing your order to confirm delivery timeframes.
- For products in the Shenzhen warehouse, we will typically first ship the products from the Shenzhen warehouse to our Munich warehouse or Long Beach warehouse, which will take around 1.5 weeks. After we receive the shipment in Munich/ Long Beach, we will send the items to you. We will only arrange YunExpress shipping from Shenzhen for orders with products in the Shenzhen warehouse worth more than €50.
- If you place an order with products from both Munich and Shenzhen warehouses, we will first ship the products in the Munich warehouse, and then send the remaining products to you when we receive them from Shenzhen.
3. International Warehouse
3.1 German Warehouse
3.2 US Warehouse
3.3 Chinese Warehouse
4. Customs and Taxes
4.1 How are customs handled by OpenELAB for import or export?
For EU Member States: Whether shipped from Germany or China, we cover all import duties and taxes, ensuring that you receive your package without any additional costs or hassle with customs.
Important Exception for Non-EU Countries (e.g., Switzerland, Norway):
For countries outside of the European Union, such as Switzerland and Norway, you may be subject to import duties, taxes, and/or customs fees charged upon delivery. These fees vary from country to country and are the sole responsibility of the recipient.
⚠️ Refusal of Delivery: If you refuse to pay these fees upon delivery and the package is returned to us, the refund amount will be calculated after deducting the original shipping costs, return shipping costs, and any applicable customs or storage fees.
4.2 How is VAT charged when the Customer places an order from OpenELAB?
Effective Date: December 10, 2025
At OpenELAB, we are committed to providing accurate product descriptions and high-quality electronics. The following policy outlines your rights and obligations, designed to be fair to both our customers and our business operations globally.
1. Warranty Policy
A. Standard Limited Warranty (Global & US)
For customers in the United States, Asia, and other non-EU regions:
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Warranty Period: OpenELAB provides a 12-month warranty from the date of delivery.
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Coverage: This warranty covers defects in material and workmanship under normal use.
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Resolution: We will repair or replace defective units at no charge.
B. Statutory Rights for EU/UK Customers (EU Compliance)
If you are a consumer residing in the European Union or the UK purchasing from our global site:
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Statutory Guarantee: You are entitled to a 24-month statutory guarantee for conformity defects present at the time of delivery, in accordance with EU consumer protection laws.
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Relation: The Standard Limited Warranty (Section 1.A) applies in addition to, and does not replace, your statutory rights.
C. Warranty Exclusions (Applies to ALL Regions)
Warranty coverage is VOID if the damage is caused by:
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Misuse: Incorrect installation, reverse polarity, or exceeding voltage limits.
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Unauthorized Modification: This explicitly includes soldering, cutting pins, modifying the PCB, or flashing unauthorized/beta firmware that "bricks" the device.
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Physical Damage: Drops, moisture/water damage, or electrical surges (lightning).
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Normal Wear & Tear: Consumable parts (e.g., batteries), unless defective upon arrival.
Note: For non-warranty repairs (e.g., customer-induced damage), we may offer repair services for a fee. Shipping and diagnostic costs will be borne by the customer.
2. Return & Refund Policy
A. Return Window
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Standard: You may request a return within 30 days of receiving your order.
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EU Customers: You have the statutory right to withdraw from the contract within 14 days of receipt without giving a reason.
B. Refund Conditions & Restocking Fees
To protect against policy abuse, the refund amount is strictly determined by the condition of the returned item.
1. Full Refund (100%)
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The item is Brand New, Unopened, and Unused.
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The original packaging is intact and sealed.
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All accessories are present.
2. Partial Refund (Restocking Fee / Value Depreciation)
If the item is returned in a condition that prevents it from being sold as new, OpenELAB reserves the right to deduct a Restocking Fee (or "Compensation for Loss of Value" for EU customers) from the refund.
Deductions apply if:
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Signs of Use: Visible scratches, mounting marks on screw holes, or fingerprints.
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Damaged Packaging: Original box is torn, written on, or missing.
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Technical Modification: The device has been powered on, programmed/flashed, or soldered.
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Broken Seals: Anti-static bags or security seals have been opened.
Depending on the severity of the usage/damage, the deduction may range from 15% to 50% of the product price. Items damaged beyond repair due to misuse will not be refunded.
C. Shipping Costs
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Defective / Wrong Item: OpenELAB covers the return shipping cost.
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Customer Remorse (Changed Mind / Ordered Wrong Item): The customer is responsible for all return shipping costs to our designated return center (located in the US, Germany, or China, depending on your region). Original shipping fees are non-refundable unless required by local law.
3. Return Process (RMA)
To ensure a smooth return process, please follow these steps:
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Authorization: Contact us at info@openelab.io before returning any item. Returns without prior authorization will not be accepted.
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RMA Number: We will provide you with a Return Merchandise Authorization (RMA) number and the correct return address.
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Packing: Ship the item back in its original packaging with the RMA number clearly marked on the shipping label (not on the product box).
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Tracking: We strongly recommend using a trackable shipping method. OpenELAB is not responsible for returns lost in transit.
