Seeed Studio XIAO PowerBread power supply meter for XIAO dev boards
📦 Location of the warehouse: China
Free Shipping from $50 in the US, $70 for non-continental US
- US Delivery Time: 2~7 Business days.
- Non-Continental US Delivery Time: 3~9 working days.
- 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.
Seeed Studio XIAO PowerBread power supply meter for XIAO dev boards
XIAO PowerBread is a compact, high-power breadboard supply with built-in monitoring. It offers stable 3.3V and 5V outputs and real-time tracking of voltage, current, and power on its LCD display. Fully compatible with Seeed Studio XIAO dev boards and breadboards, it’s perfect for prototyping with visibility. Fully open-source and actively maintained by the designer, with easy-to-use documentation and customizable code. Proudly designed by Nicho D and brought to you by Seeed Fusion Co-Create.
Feature
- Real-Time Monitoring: View essential power metrics at a glance—no multimeter needed. The built-in display shows real-time voltage, current, and power data.
- High-Current Output: Deliver up to 1.5A of stable 3.3V power, ideal for most breadboard-based electronics projects.
- Built-in LCD Display: Stay informed with real-time power monitoring, displayed with line charts and statistics clearly on the integrated LCD.
- Plug-and-Play Design: Compatible with standard breadboards, simply plug in, power up, and start prototyping without extra setup.
- Open-Source and XIAO Dev Boards Compatibility: Compatible with almost all Seeed Studio XIAO dev boards (XIAO RP2040/RP2350, ESP32C3/S3/C6), this open-source design provides flexibility for future extensions.
- Dual-Channel Voltage and Current Sensing: Equipped with the INA3221 sensor for dual-channel voltage and current monitoring—know what’s happening with every aspect of your power supply.
- Compact Powerhouse: This compact design delivers both 3.3V and 5V outputs, optimizing your breadboard space without compromising on power.
Multiple UI functions
Long press the dial to switch channels in chart and statistic mode
Rotate the dial to adjust the UI for different viewing angles
Maximize Your Experience with the Active and Open-Source Firmware
The firmware is actively maintained by the designer and is fully open-source on GitHub. Currently, Nicho is working on exciting add-on features, including PWM generation, ADC reading, and serial monitor. It is highly recommend checking out the GitHub repo to learn more about the updates.
A Community Design Scaled up by Fusion Co-Create
This cool creation is designed by Nicho D, a maker based in China. We're excited to work with him to bring this impactful design to the market via our Fusion Co-Create. It's a program where we applied the Fusion Prototype, Produce, and Promote services to scale up cool community projects, while the designers gets comission for each single piece sold.
Specification
|
Parameter |
Description |
|
Input Voltage |
Powered via USB-C through the XIAO |
|
Output Voltages |
Provides 5V and 3.3V outputs, with a maximum current of 1.5A for the 3.3V rail |
|
Display |
LCD screen for real-time power monitoring |
|
Current Sensing |
The built-in TI INA3221 triple-channel current/voltage/power monitor provides real-time measurements for both output channels simultaneously |
|
Compatible Microcontrollers |
Compatible with the versatile XIAO Dev Boards, including XIAO RP2040, XIAO RP2350, XIAO ESP32C3, XIAO ESP32S3, and XIAO ESP32C6(The support for XIAO SAMD21 and XIAO RA4M1 will be coming soon) |
|
PCB Dimensions |
Designed for seamless integration with standard breadboards while minimizing space usage |
Hardware Overview
- Input Voltage: Powered via USB-C through the Seeed Studio XIAO.
- Output Voltages: Provides 5V and 3.3V outputs, with a maximum current of 1.5A for the 3.3V rail.
- Current Sensing: The built-in INA3221 sensor measures voltage, current, and power for real-time display.
- Microcontroller: Driven by the RP2040, handling sensor data, display control, and enabling future features like USB-serial communication and PWM generation.
- Display: LCD screen for real-time power monitoring.
- PCB Dimensions: Designed for seamless integration with standard breadboards while minimizing space usage.
Application
Grab your XIAO dev board and the PowerBread module—plug them in, and in just 2 minutes, you’ll have a cutting-edge, powerful breadboard supply ready to go!
- Students learning electronics while using Servo, LEDs, Motors, etc.
- Engineers debugging power issues.
- IoT prototype development.
- Anyone who loves beautiful tech!
Part List
|
XIAO - PowerBread |
x1 |
|
Pin header 2X2 |
x2 |
|
Pin header 2X3 |
x1 |
* Seeed Studio XIAO is not included. You can choose any board from the Seeed Studio XIAO Dev Boards mentioned above as the main controller (Please note the support for XIAO SAMD21 and XIAO RA4M1 is still in the process).
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.
2. Shipping Options & Rates (United States)
(For Products in the US Warehouse & Global Warehouse)
2.1 Continental U.S. (50 States)
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| USPS Ground Advantage | $0.00 - $5.00 | $9.99 | 3-7 Business Days |
| USPS Ground Advantage | $5.00 - $50.00 | $5.99 | 3-7 Business Days |
| USPS Ground Advantage | Over $50.00 | Free | 3-7 Business Days |
|
USPS Priority Mail (Faster Option) |
$0.00 - $50.00 | $19.99 | 1-4 Business Days |
| USPS Priority Mail | Over $50.00 | $17.59 | 1-4 Business Days |
2.2 Non-Continental U.S.
(Includes Alaska, Hawaii, Puerto Rico, Guam, Virgin Islands, etc.)
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| USPS Ground Advantage | $0.00 - $5.00 | $9.99 | 5-9 Business Days |
| USPS Ground Advantage | $5.00 - $70.00 | $7.99 | 5-9 Business Days |
| USPS Ground Advantage | Over $70.00 | Free | 5-9 Business Days |
Important Notice:
- Before placing your order, please check the inventory location on the product page to confirm the delivery timeframes.
- For products stored in the Global Warehouse (Shenzhen), we will ship them directly from China.
- If you place an order for products from both the U.S. warehouse and the Global warehouse, we will ship your order separately: the products from the Global warehouse will be sent from China, and the products from the U.S. warehouse will be sent from the U.S. warehouse.
3. Warehouse Locations
Our products are stored in both our U.S. and Global warehouses to provide more flexible logistics solutions. On each product's description page, we indicate the specific warehouse location.
3.1 U.S. Warehouse
For products stored here, we use USPS for shipping. Logistics within U.S. are very efficient, with an estimated delivery time of 3-7 business days.
3.2 Global Warehouse (China)
Located in Shenzhen, Guangdong.
For orders shipping from our Global Warehouse, we typically use YunExpress. Given the complexities of international shipping, the estimated delivery time is around 10 business days, though this may vary due to customs processes.
4. Customs and Taxes
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.
