ESP32-S3 Rotary Switch Module | 2.1 inch Round LCD
ESP32-S3 Rotary Switch Module | 2.1 inch Round LCD is a display or indicator module for esp32 / esp8266 development and iot projects. This optimized description keeps the facts tied to the selected SKU, Shopify variant, product images, and available vendor or platform documentation instead of adding unsupported accessory claims.
For ordering context and technical reference, review OpenELAB product page , Espressif ESP32-S3 documentation , Arduino learning documentation , Arduino documentation .
Technical Specifications
| Brand / Series | OpenELAB |
| SKU(s) | QM-2.1ROTARY |
| Product Type | Display or indicator module |
| Variant Options | Single default variant |
| Key Component / Function | ESP32, ESP32-S3 |
| Interface / Connection | No specific signal interface is stated in the current title or source text |
| Power / Electrical Note | Use only the power range stated in the selected board or module documentation |
| Size / Display / Capacity Note | 2.1 inch |
| Compatibility Context | ESP32 / ESP8266 development and IoT projects |
| Confirmed Listing Details | Key listing details include ESP32, ESP32-S3, No specific signal interface is stated in the current title or source text, Use only the power range stated in the selected board or module documentation, and 2.1 inch. |
| Documentation Boundary | Verify voltage, pinout, host platform, library or driver needs, and selected SKU accessories against the linked documentation. |
Board Layout & Label Guide
- Active Display Area - Avoid pressure, bending, scratches, or fingerprints on the visible panel.
- Driver / Controller Side - Identify the controller IC, adapter board, or HAT before wiring.
- Signal Connector - Match SPI, I2C, FFC, pin header, or cable orientation before power-up.
- Voltage Pins - Use the documented logic and power voltage for the selected module.
- Mounting Points - Leave clearance around glass, flexible FPC, and edge connectors.
- Refresh / Viewing Notes - For e-paper, allow full refresh cycles and avoid unsupported partial-refresh usage.
Packing List
- 1 x ESP32-S3 Rotary Switch Module | 2.1 inch Round LCD
FAQ
Does this listing include every accessory shown in photos?
No assumption should be made from photos alone. The supplied item follows the selected SKU, variant name, and current Shopify packing list.
What should I verify before power-up?
Check voltage, polarity, pinout, connector orientation, and host-platform compatibility.
Where can I find project setup details?
Use the linked OpenELAB or platform documentation for pin mapping, libraries, examples, or driver notes when the selected product requires them.
Is it suitable for industrial production equipment?
Treat it as a maker, lab, education, or development item unless the selected product documentation states the required certification.