Home Accessories 1.28/ 2.1 inch ESP32 Rotary Display Round Knob with Touch Screen compatible with Arduino
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1.28/ 2.1 inch ESP32 Rotary Display Round Knob with Touch Screen compatible with Arduino

Sale price $36.99 USD

1. Dual Input Interface – Combines capacitive touchscreen with rotary encoder for flexible human-machine interaction.

2. High-Performance ESP32-S3 – Dual-core LX7 processor up to 240MHz with PSRAM and Flash for advanced UI processing.

3. IPS Capacitive Display – 1.28" / optional 2.1" 240×240 full-angle IPS screen for clear visual output.

4. Wireless Connectivity – Built-in 2.4GHz Wi-Fi and Bluetooth 5.0 for IoT and remote control applications.

5. Expandable Hardware Interface – UART, I2C, FPC connectors, and GPIO access for system integration.

Version: 1.28" 240×240

Product Description

CrowPanel 1.28" ESP32 Rotary Display – HMI Touchscreen with Rotary Encoder

Overview

The CrowPanel 1.28" ESP32 Rotary Display is a compact HMI (Human-Machine Interface) module designed for smart control panels, IoT devices, and embedded UI applications. It integrates an ESP32-S3 high-performance processor, a 240×240 IPS capacitive touchscreen, and a rotary encoder for precise and intuitive user interaction.

With support for both graphical touch input and physical knob control, this device provides a flexible interface solution for modern embedded systems and smart device development.

 

Key Features

  • Integrated Rotary Encoder – Supports rotation and press actions for precise control input.
  • LVGL UI Support – Compatible with LVGL, Arduino, ESP-IDF, MicroPython, and PlatformIO.
  • Compact Industrial Design – Aluminum alloy + acrylic enclosure suitable for embedded installations.

 

Applications

  • Smart home control panels
  • Industrial HMI interfaces
  • IoT device dashboards
  • Embedded UI development
  • Educational electronics projects
  • Custom controllers (knobs, instruments, automation systems)

 

Package Includes

  • 1 × CrowPanel 1.28" ESP32 Rotary Display
  • 1 × 4-pin Dupont Cable
  • 1 × USB / MX1.25 Power Cable

Specification

Item Specification
Product Name
ESP32 Rotary Display Round Knob
Display
1.28" IPS capacitive touchscreen (240×240), optional 2.1"
Processor
ESP32-S3 dual-core LX7, up to 240MHz
Memory
8MB PSRAM, 16MB Flash
Wireless
2.4GHz Wi-Fi, Bluetooth 5.0
Input
Capacitive touch + rotary encoder (press/rotate)
Interfaces
UART, I2C, GPIO, FPC connector
Power Input
5V/ 1A
Operating Temperature
-20°C to 65°C
Dimensions
48 × 48 × 33 mm
Enclosure
Aluminum alloy + plastic + acrylic
Weight
50g

Warranty & After-Sales

Many of our products are handcrafted, which may result in minor variations or imperfections. If you experience any quality-related issues withinone year of purchase, we will offer afull refund or a replacement shipment. Please contact our support team with photos or videos of the issue, and we will assist you accordingly.

Technical Support & Resources

1.28/ 2.1 inch ESP32 Rotary Display Round Knob with Touch Screen compatible with Arduino 1
Product Manual Download
1.28/ 2.1 inch ESP32 Rotary Display Round Knob with Touch Screen compatible with Arduino 2
Product Certificates
1.28/ 2.1 inch ESP32 Rotary Display Round Knob with Touch Screen compatible with Arduino 3
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Please contact our support team and provide pictures or videos of the product. We will then provide you with the return warehouse address. Once we receive and verify the returned product, we will process your refund or exchange accordingly.

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