M5Stack CoreS3 ESP32S3 loT Development Kit
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M5Stack CoreS3 ESP32S3 loT Development Kit
CoreS3 is the third generation of the M5Stack Core series. It is powered by the ESP32-S3 solution, featuring a dual-core Xtensa LX7 processor that operates at 240 MHz. The CoreS3 includes built-in Wi-Fi functionality for seamless connectivity. Additionally, it boasts 16 MB of onboard flash memory and 8 MB of PSRAM, offering ample storage space for programs.
CoreS3 provides convenient programming options through its USB Type-C interface, which supports OTG (On-The-Go) and CDC (Communication Device Class) functions. This makes it easy to connect with external USB devices and simplifies firmware flashing. The device features a 2.0-inch capacitive touch IPS screen, protected by high-strength glass. Additionally, it includes a 30W pixel camera GC0308 located at the bottom of the screen, as well as a proximity sensor (LTR-553ALS-WA) to enhance functionality.
Power management is handled by the AXP2101 power management core chip, which utilizes a 4-way power flow control loop for efficient power distribution, emphasizing low power consumption in its overall design. CoreS3 also incorporates a 6-axis attitude sensor BMI270 and a magnetometer BMM150 for precise motion detection. Furthermore, it has an onboard TF card (microSD) slot and a BM8563 RTC chip to provide accurate timing and support sleep-timer wake-up functions.
The CoreS3 is designed for optimal sound output, featuring a high-fidelity 16-bit I2S power amplifier chip AW88298 and a built-in 1W speaker that ensures clear audio playback. For sound input, the kit includes the ES7210 audio decoding chip along with a dual-microphone setup.
On the side of the device, you'll find an independent power button and a reset (RST) button, both enhanced by a self-built delay circuit. By long-pressing the reset button, users can easily enter program download mode.
The CoreS3 kit comes with the DinBase Base, which offers versatile options for mounting, including Din rail, wall, and screw fixtures. It can be powered by an external DC 12V source (compatible with 9V to 24V) or an internal 500mAh lithium battery. Additionally, the DinBase provides multiple prototype locations, allowing users to customize and expand their projects.
The CoreS3 is an excellent choice for IoT development, various DIY projects, smart home control systems, and industrial automation control systems.
Power on and off operation
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Power on: Click the left power button
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shut down: Long press the left power button for 6 seconds
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reset: Click the bottom RST button
Features
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Developed based on ESP32, support WiFi @16M Flash, 8M PSRAM
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Built-in camera, proximity sensor, speaker, power indicator, RTC, I2S amplifier, dual microphone, condenser touch screen, power button, reset button, gyroscope
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TF card slot
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High-strength glass
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Support OTG and CDC functions
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AXP2101 power management, low power design
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Supported programming platforms: Arduino, UIFlow
Includes
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1 × CoreS3
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1 × DinBase
Applications
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IoT development
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Various DIY project development
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Smart home control system
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Industrial automation control system
Specification
| Resources | Parameters |
|---|---|
| MCU | ESP32-S3@Xtensa LX7, 16MFLASH AND 8M-PSRAM, WIFI, OTGCDC functions |
| Touch the IPS LCD screen | 2.0"@320*240 ILI9342C |
| Camera | GC0308@30 megapixels |
| Proximity sensors | LTR-553ALS-WA |
| Power management chip | AXP2101 |
| Six-axis attitude sensor | BMI270 |
| magnetometer | BMM150 |
| RTC | BM8563 |
| Speaker | 16bits-I2S power amplifier chip AW88298@1W |
| Audio decoding chip | ES7210, dual microphone inputs |
| Product Size | 54 x 54 x 16mm |
| Package Size | 101x64x34mm |
| Product Weight | 73.3g |
| Package Weight | 97.8g |
Certificates and Compliance Documents
Available certification and compliance documents for this product can be reviewed as PDF files below.
1. General Shipping Information
- We provide reliable shipping services with a tracking number for each order.
- Shipping addresses must be entered in English and should not contain special symbols, so that the courier system can recognize your location correctly.
- Please make sure your shipping address is accurate before placing your order. We ship strictly according to the address provided at checkout.
- In-stock orders are usually dispatched within 1 business day after order confirmation.
- Estimated delivery times refer to the period after dispatch and do not include order processing time, weekends, public holidays, customs inspection, or force majeure delays.
- If you need to cancel or modify your order, please contact us before the order is marked as “Shipped”. Once shipped, the order cannot be canceled or changed.
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If you require expedited shipping, please contact our customer support team at info@upenelab.com for a customized quote based on your destination.
2. Shipping Rates & Options
Shipping rates are calculated based on order value, destination, and available shipping methods. The final available options will be displayed at checkout.
2.1 Germany Domestic Shipping
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| Deutsche Post | €0.00 - €50.00 | €4.95 | 2-4 Business Days |
| Deutsche Post | Over €50.00 | Free | 2-4 Business Days |
|
DHL Paket (Faster Delivery) |
€0.00 - €50.00 | €6.95 | 1-3 Business Days |
|
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 Selected EU Countries / Regions
Available EU shipping destinations are shown at checkout based on your shipping address. For orders shipped to selected EU countries or regions outside Germany, we use FedEx Regional Economy.
| Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|
| FedEx Regional Economy | €0.00 - €100.00 | €7.95 | 3-5 Business Days |
| FedEx Regional Economy | Over €100.00 | Free | 3-5 Business Days |
EU orders may be fulfilled from our Munich warehouse or, when applicable, from our Shenzhen warehouse depending on inventory availability. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.
2.3 United States
| Region | Shipping Method | Order Value | Cost | Est. Delivery |
|---|---|---|---|---|
|
Continental U.S. (50 States) |
USPS Ground Advantage | €0.00 - €45.00 | €4.95 | 3-7 Business Days |
| USPS Ground Advantage | Over €45.00 | Free | 3-7 Business Days | |
| USPS Priority Mail | €0.00 - €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 | €0.00 - €60.00 | €6.95 | 5-9 Business Days |
| USPS Ground Advantage | Over €60.00 | Free | 5-9 Business Days |
Non-Continental U.S. regions include Alaska, American Samoa, Guam, Hawaii, the Marshall Islands, the Northern Mariana Islands, Palau, Puerto Rico, the U.S. Virgin Islands, and U.S. Armed Forces addresses.
2.4 International Destinations Outside the EU
For selected international destinations outside the EU, including Switzerland, the United Kingdom, and Norway, shipping rates are as follows:
| Order Amount | Shipping Cost |
|---|---|
| €0.00 - €300.00 | €19.95 |
| Over €300.00 | Free |
For non-EU destinations, import duties, taxes, and customs fees may be charged by the destination country and are the responsibility of the recipient.
3. Warehouses & Fulfillment
Our products may be stored in our Munich, Arlington, and Shenzhen warehouses. The actual shipping warehouse depends on product availability and destination.
3.1 Munich Warehouse
For products stored in our Munich warehouse, we use Deutsche Post or DHL Paket for domestic deliveries within Germany. For selected EU destinations outside Germany, we use FedEx Regional Economy.
3.2 Arlington Warehouse
For products stored in our Arlington warehouse, we use USPS or UPS for deliveries within the United States.
3.3 Shenzhen Warehouse
For pre-order items or products fulfilled directly from our Shenzhen warehouse, we arrange reliable international shipping based on destination and inventory status. For EU member states, OpenELAB covers applicable import duties and taxes under DDP service where required.
4. Inventory, Pre-orders & Split Shipments
- Inventory Status: Please check the product page for real-time stock information. If an item is out of stock in our local warehouses, it may be marked as “Pre-order”.
- Pre-order Fulfillment: Pre-order items may be shipped directly from Shenzhen or restocked to a local warehouse first before final delivery.
- Split Shipments: If your order contains both in-stock and pre-order items, we may ship them separately. No additional shipping fee will be charged for split shipments caused by our fulfillment arrangement.
5. Customs, Taxes & Delivery Issues
5.1 Customs and Taxes
For EU Member States:
Whether shipped from Germany or China, OpenELAB covers applicable import duties and taxes under DDP service where required. Customers in EU member states should not be charged additional import duties or VAT upon delivery.
For destinations outside the European Union, such as Switzerland, Norway, and the United Kingdom, import duties, taxes, and customs fees may be charged by local authorities upon delivery. These fees are the responsibility of the recipient.
5.2 Damaged, Delayed, or Lost Parcels
Please inspect your parcel upon delivery where possible. If you notice visible damage, please report it to the courier and contact us as soon as possible. This does not affect your statutory consumer rights.
If your parcel is delayed, lost, returned to sender, or the tracking information has not updated for an unusual period of time, please contact us at info@upenelab.com. We will assist you in checking the shipment status with the courier.
5.3 Incorrect Address or Failed Delivery
If a parcel cannot be delivered due to an incorrect or incomplete address provided by the customer, refusal of delivery, or failure to collect the parcel, additional shipping or return costs may apply.
6. VAT
For orders within the EU, VAT is collected at checkout according to the applicable destination rules. No additional VAT should be collected upon delivery for EU member state orders covered under our DDP shipping arrangement.









