M5Stack Unit CamS3 Wi-Fi 2MP Camera OV2640 w/ ESP32S3
Description
- M5Stack Unit CamS3 Wi-Fi 2MP Camera OV2640 w/ ESP32S3
- Compact & powerful
- High-res 2MP captures
- Wi-Fi enabled
- Onboard storage slot
- Integrated PDM mic
The Unit CamS3 Wi-Fi Camera (OV2640) is a compact camera unit that incorporates the ESP32S3 module. This device is outfitted with 8M PSRAM and 16M Flash memory, which facilitates efficient image processing and storage capabilities. It boasts a 2MP camera with a wide-angle field of view, capable of capturing high-resolution photos up to 1600x1200. The camera supports WiFi cloud image transmission, enabling remote image monitoring with ease.
The camera unit features a built-in MicroSD card slot for convenient storage of images and data, enhancing the ease of data backup. Additionally, it includes a PDM microphone for sound recording, complementing its video recording capabilities for a comprehensive audiovisual experience. The camera is designed with a programmable status indicator light that flashes blue during data capture and upload, providing visual feedback to the user.
For development and debugging purposes, the CAMS3 Unit is equipped with a HY2.0-4P port that allows for firmware updates or USB serial communication when connected to compatible modules. Furthermore, the onboard headers provide access to the ESP32S3s programming download port, streamlining firmware updates and other related tasks.
The device comes with pre-installed firmware that offers complete shooting and uploading functionality, simplifying the setup process for remote image monitoring. This makes the camera particularly suitable for use in various applications, including remote monitoring, time-lapse photography, and industrial automation.
Please note that the camera should be handled with care and in accordance with the manufacturer's instructions to ensure proper operation and safety.
- 1x Unit CamS3 Wi-Fi Camera (OV2640)
- 1x Grove2USB-C
- 2x Male-to-male breadboard jumper wire
- 1x HY2.0-4P Wire (20cm)
- 1x LEGO Adapter

- 40 x 24 x 11 mm (L x W x H)
- ESP32-S3-WROOM-1-N16R8
- Dual-core 240 MHz
- Module onboard antenna
- 8M PSRAM
- 16M Flash
- 2 Megapixel camera (OV2640)
- Built-in MicroSD card slot
- Built-in PDM microphone, supports voice recording function
- Built-in programmable indicator light
- DFOV 66.5°
- PDM Microphone @MSM1261D4030HCPM
- Micro SD Card
- Operating Temperature: 0-40°C
- Shell Material: Plastic
- OV2640 supports output formats: YUV(422/420)/YCbCr422, 8-bit compressed data,RGB565/555,8-/ 10-bit Raw RGB data
- Weight: 10.8 g
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Refund Policy
If you are not satisfied with a product purchased from the Site, you may request a return within 30 days from the delivery date, unless the product is listed under the Return Exceptions below or is subject to specific return conditions noted on the product page.
This return policy also applies, as a minimum standard, to products sold and fulfilled by third-party vendors through the Marketplace.
Please review the Return Conditions, Return Exceptions and the process on How to Request a Return Authorisation (RA) before initiating a return request.
United Kingdom consumers exercising their statutory Right of Cancellation are subject to different conditions. See the Statutory Right of Cancellation.
Returns under this policy concern non-defective products. In the case of a confirmed manufacturing defect, remedies are handled under the Warranty terms, at the Vendor's discretion. See the Warranty section.
Return Conditions
To qualify for a refund under the 30-day return policy, all of the following conditions must be met:
- A valid Return Authorisation (RA) number must be obtained prior to returning the product. Returns without an RA number will be refused.
- The RA number is valid for 30 days. The returned item must be received within that period.
- The RA number must be included with the return.
- Products must be returned in unused, unmodified condition (e.g., no scratches, alterations, missing parts, or signs of installation/use) and in their original packaging, suitable for resale.
- Shipping fees are non-refundable. Return shipping costs are the responsibility of the customer, except in cases of a product confirmed defective through RobotShop's troubleshooting process or of a verified shipping error by RobotShop.
- Refunds are processed within 7 days after receipt and inspection of the returned item.
- A £100 cleaning fee may apply to domestic robots returned in used or unclean condition.
- A 20% restocking fee may apply to large-quantity returns of items ordered specifically for the customer from the manufacturer or not part of RobotShop's standard inventory.
Return Exceptions
The following products are not eligible for return or refund under this policy:
- Used, damaged, or modified products — Items that show signs of use, wear, or alteration, making them unsuitable for resale.
- Consumables * — Use and wear-and-tear components, altered or depleted through use (e.g., batteries, belts, brushes, gears, filament, tyres, disposable bags, lubricants, greases, waxes, etc.). Not eligible for return once opened or used.
- Perishables — Goods liable to deteriorate or expire rapidly. Not eligible for return.
- Sealed goods (health or hygiene) — Items sealed for health-protection or hygiene reasons (e.g., masks, gloves, odour-absorbing products). Not eligible for return once unsealed.
- Build-it-yourself products and items requiring customer assembly * — Including robots & kits, robot parts, and other products requiring assembly or soldering. Not eligible for return once assembled, soldered, or installed.
- Digital Goods, Software, and Apps * — Final sale only, due to licensing restrictions.
- Clearance Items * — Products identified as clearance or final sale, including end-of-life or discontinued items.
- Custom-made, personalized, or special-order items — Products manufactured, configured, adapted, or built to the customer's own specifications and requirements.
- On-Demand Items * — Standard catalogue products not stocked by RobotShop and ordered specifically to fulfil a customer request.
- Professional & Specialized Equipment — See the Professional & Specialized Equipment Warranty page and Professional & Institutional Buyers (B2B) section in the Terms & Conditions.
* United-Kingdom consumers retain their statutory Right of Cancellation on these items. Its exercise is subject to the conditions and exclusions set out in the Statutory Right of Cancellation, and any reimbursement may be reduced to reflect a loss in value resulting from handling beyond inspection.
How to Request a Return Authorisation (RA)
While the same return policy applies, these orders require a separate contact process for returns.
- RobotShop Fulfilled Orders → submit a support ticket from your account under My Support Tickets.
- Marketplace Vendor Orders → submit a ticket from your account under My Marketplace Tickets to contact the vendor directly.
Note: Marketplace vendor products are normally labelled with SKUs starting with RM, and identified on the product page with the mention "Sold and fulfilled by [Vendor Name]".